Question

Find the value of x, when
$2.5:4=x:\mathrm{7.5.}$

Answer 1

Step 1: Finding the value of x
Given:
2.5 : 4 = x : 7.5
$\Rightarrow \frac{2.5}{4}=\frac{x}{7.5}$
$\Rightarrow x=\frac{2.5\times 7.5}{4}$
$\Rightarrow x=\frac{18.75}{4}$ = 4.6875

Hence, the value of x is $4.6875$.