Finding the Third Proportional to 1,354.50 and 2,817
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Solution
The third proportional to 1,354.50 and 2,817 is: 5,858.61
Step by Step Solution
- Step 1: Write the proportion equation
1,354.50 : 2,817 = 2,817 : x - Step 2: Convert to fraction form
1,354.50/2,817 = 2,817/x - Step 3: Cross multiply
1,354.50x = 2,817 × 2,817 - Step 4: Simplify right side
1,354.50x = 7,935,489 - Step 5: Solve for x
x = 7,935,489/1,354.50 - Step 6: Final answer
x = 5,858.61
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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.