Question

complete each statement.

If$\frac{4}{x}=\frac{2}{7},$then$2x=?$

Short answer

The final answer is,$2x=28$ .

Step-by-step solution

Step 1. Given information.

The given proportion is,

$\frac{4}{x}=\frac{2}{7}$

Step 2. Solve it by cross-multiplication method.

It is given that,$\frac{4}{x}=\frac{2}{7}$

Step 3. The product of means is equal to product of extremes.

So,

$28=2x$

Therefore, the final answer is,$2x=28$ .