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Finding the Fourth Proportional to 8,576.04, 12,863.88 and 2,732.52

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Solution

The fourth proportional to 8,576.04, 12,863.88 and 2,732.52 is: 4,098.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,576.04 : 12,863.88 = 2,732.52 : x
  2. Step 2: Convert to fraction form
    8,576.04/12,863.88 = 2,732.52/x
  3. Step 3: Cross multiply
    8,576.04x = 12,863.88 × 2,732.52
  4. Step 4: Simplify right side
    8,576.04x = 35,150,809.38
  5. Step 5: Solve for x
    x = 35,150,809.38/8,576.04
  6. Step 6: Final answer
    x = 4,098.72

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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.