# What is the constant of proportionality "k"?

##### 1 Answer

Nov 11, 2014

If

where

If you solve for

which is the ratio of

Hence, the constant of proportionality is the ratio between two quantities that are directly proportional.

**Inverse Variation**

If

where

If you solve for

which is the product of

Hence, the constant of proportionality is the product of quantities that are inversely proportional.

I hope that this was helpful.