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Finding the Fourth Proportional to 8,682.73, 13,024.10 and 3,488.61

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Solution

The fourth proportional to 8,682.73, 13,024.10 and 3,488.61 is: 5,232.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682.73 : 13,024.10 = 3,488.61 : x
  2. Step 2: Convert to fraction form
    8,682.73/13,024.10 = 3,488.61/x
  3. Step 3: Cross multiply
    8,682.73x = 13,024.10 × 3,488.61
  4. Step 4: Simplify right side
    8,682.73x = 45,436,005.50
  5. Step 5: Solve for x
    x = 45,436,005.50/8,682.73
  6. Step 6: Final answer
    x = 5,232.92

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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.