How do you solve \frac { 3} { 7} = \frac { y } { 8}?

Mar 8, 2018

$y = 3.43$

Explanation:

$\frac{3}{7} = \frac{y}{8}$

$7 y = 24$
$y = 3.43$

Mar 8, 2018

$\frac{y}{8} = \frac{3}{7}$

$y = \frac{3}{7} \times 8$

$y = \frac{24}{7} = 3 \frac{3}{7}$

Mar 8, 2018

$y = 3.43$

Explanation:

Cross multiply and divide.

$8 \times 3 \div 7 = 3.43$

$y = 3.43$