Finding the Third Proportional to 4,186.13 and 8,717.63
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Solution
The third proportional to 4,186.13 and 8,717.63 is: 18,154.50
Step by Step Solution
- Step 1: Write the proportion equation
4,186.13 : 8,717.63 = 8,717.63 : x - Step 2: Convert to fraction form
4,186.13/8,717.63 = 8,717.63/x - Step 3: Cross multiply
4,186.13x = 8,717.63 × 8,717.63 - Step 4: Simplify right side
4,186.13x = 75,996,985.64 - Step 5: Solve for x
x = 75,996,985.64/4,186.13 - Step 6: Final answer
x = 18,154.50
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.