Marketing
Traffic needed for a target number of conversions
The same relation rearranged. Useful when a target is fixed and the question is how much traffic it takes to reach it.
The Formula
Visitors = conversions / rate
The same relation rearranged. Useful when a target is fixed and the question is how much traffic it takes to reach it.
| Symbol | Meaning | Unit | Notes |
|---|---|---|---|
| c | Target number of conversions | count | The count you need, not the rate you hope for. |
| r | Conversion rate you expect to hold | decimal | Use a rate measured on a sample large enough to be stable, not a 5% from 20 visitors. |
| v | Visitors required | count | Equivalently, multiply the target by visitors per conversion: 33.3333 at a 3% rate. |
What Each Symbol Means
ccount
Target number of conversions
The count you need, not the rate you hope for.
rdecimal
Conversion rate you expect to hold
Use a rate measured on a sample large enough to be stable, not a 5% from 20 visitors.
vcount
Visitors required
Equivalently, multiply the target by visitors per conversion: 33.3333 at a 3% rate.
See It Worked With Real Numbers
A formula on its own does not tell you which number goes where. The how to calculate conversion rate page applies this equation to a concrete case, shows every intermediate step, and names the mistakes that produce a wrong answer even when the algebra is right.
Where This Formula Appears
This equation is the working core of How To Calculate Conversion Rate, filed under Business. Every number the guide produces comes from substituting into this one line.