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Finding the Fourth Proportional to 8,701.86, 13,049.79 and 5,795.46

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Solution

The fourth proportional to 8,701.86, 13,049.79 and 5,795.46 is: 8,691.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701.86 : 13,049.79 = 5,795.46 : x
  2. Step 2: Convert to fraction form
    8,701.86/13,049.79 = 5,795.46/x
  3. Step 3: Cross multiply
    8,701.86x = 13,049.79 × 5,795.46
  4. Step 4: Simplify right side
    8,701.86x = 75,629,535.95
  5. Step 5: Solve for x
    x = 75,629,535.95/8,701.86
  6. Step 6: Final answer
    x = 8,691.19

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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.