Answer:
3.9 in
Step-by-step explanation:
Write and solve an equation of ratios:
3.4 in w
----------- = -----------
17 in 19.5 in
Cross-multiplying results in:
(3.4)(19.5) in² = 17w in
Dividing both sides by 17 in results in:
3.9 in = w
thus, the width of this smaller rectangle will be 3.9 in.
