Question

7. What is the solution to the proportion below?

Answer 1

$\frac{2y-9}{6} = \frac{y}{4}$

Cross multiplying, we get:

$4(2y-9) = 6y \\ \\ 8y-36=6y \\ \\ 8y-6y=36 \\ \\ 2y=36 \\ \\ y=18$

Thus the value of y for given proportion is 18.