Finding the Third Proportional to 3,492 and 7,645
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Solution
The third proportional to 3,492 and 7,645 is: 16,737.12
Step by Step Solution
- Step 1: Write the proportion equation
3,492 : 7,645 = 7,645 : x - Step 2: Convert to fraction form
3,492/7,645 = 7,645/x - Step 3: Cross multiply
3,492x = 7,645 × 7,645 - Step 4: Simplify right side
3,492x = 58,446,025 - Step 5: Solve for x
x = 58,446,025/3,492 - Step 6: Final answer
x = 16,737.12
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.