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Finding the Fourth Proportional to 8,557.52, 12,836.24 and 2,401.52

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Solution

The fourth proportional to 8,557.52, 12,836.24 and 2,401.52 is: 3,602.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557.52 : 12,836.24 = 2,401.52 : x
  2. Step 2: Convert to fraction form
    8,557.52/12,836.24 = 2,401.52/x
  3. Step 3: Cross multiply
    8,557.52x = 12,836.24 × 2,401.52
  4. Step 4: Simplify right side
    8,557.52x = 30,826,487.08
  5. Step 5: Solve for x
    x = 30,826,487.08/8,557.52
  6. Step 6: Final answer
    x = 3,602.27

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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.