3:5::_:10
You asked:
Solve \(3 : 5=? : 10\) for the variable \(?\).
MathBot Answer:
$$\begin{aligned}? &= 6\end{aligned}$$
Express both ratios as fractions. \[\frac{3}{5} = \frac{?}{10}\]
Cross-multiply and solve for the unknown. $$\begin{aligned}\frac{3}{5} &= \frac{?}{10} \\ 30 &= 5 ? \\ ? &&= 6 \end{aligned}$$