Home / 8,665.44-12,989.52-3,732.96

Finding the Fourth Proportional to 8,665.44, 12,989.52 and 3,732.96

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Solution

The fourth proportional to 8,665.44, 12,989.52 and 3,732.96 is: 5,595.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,665.44 : 12,989.52 = 3,732.96 : x
  2. Step 2: Convert to fraction form
    8,665.44/12,989.52 = 3,732.96/x
  3. Step 3: Cross multiply
    8,665.44x = 12,989.52 × 3,732.96
  4. Step 4: Simplify right side
    8,665.44x = 48,489,358.58
  5. Step 5: Solve for x
    x = 48,489,358.58/8,665.44
  6. Step 6: Final answer
    x = 5,595.72

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1.5x scale

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.