# What is the constant of proportionality in y=9/x?

Mar 8, 2018

$k = 9$

#### Explanation:

$\text{the equation for inverse proportion is }$

•color(white)(x)y=k/xlarrcolor(blue)"k is the constant of variation"

$y = \frac{9}{x} \text{ is in this form}$

$\Rightarrow \text{constant of proportionality } = k = 9$