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Finding the Third Proportional to 5,793.56 and 8,691.76

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Solution

The third proportional to 5,793.56 and 8,691.76 is: 13,039.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,793.56 : 8,691.76 = 8,691.76 : x
  2. Step 2: Convert to fraction form
    5,793.56/8,691.76 = 8,691.76/x
  3. Step 3: Cross multiply
    5,793.56x = 8,691.76 × 8,691.76
  4. Step 4: Simplify right side
    5,793.56x = 75,546,670.85
  5. Step 5: Solve for x
    x = 75,546,670.85/5,793.56
  6. Step 6: Final answer
    x = 13,039.77

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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.