Finding the Third Proportional to 3,680 and 5,696
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Solution
The third proportional to 3,680 and 5,696 is: 8,816.42
Step by Step Solution
- Step 1: Write the proportion equation
3,680 : 5,696 = 5,696 : x - Step 2: Convert to fraction form
3,680/5,696 = 5,696/x - Step 3: Cross multiply
3,680x = 5,696 × 5,696 - Step 4: Simplify right side
3,680x = 32,444,416 - Step 5: Solve for x
x = 32,444,416/3,680 - Step 6: Final answer
x = 8,816.42
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.