Finding the Third Proportional to 3,607.50 and 5,412
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Solution
The third proportional to 3,607.50 and 5,412 is: 8,119.13
Step by Step Solution
- Step 1: Write the proportion equation
3,607.50 : 5,412 = 5,412 : x - Step 2: Convert to fraction form
3,607.50/5,412 = 5,412/x - Step 3: Cross multiply
3,607.50x = 5,412 × 5,412 - Step 4: Simplify right side
3,607.50x = 29,289,744 - Step 5: Solve for x
x = 29,289,744/3,607.50 - Step 6: Final answer
x = 8,119.13
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.