Home / 8,106.38-12,149.18-6,253.62

Finding the Fourth Proportional to 8,106.38, 12,149.18 and 6,253.62

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Solution

The fourth proportional to 8,106.38, 12,149.18 and 6,253.62 is: 9,372.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106.38 : 12,149.18 = 6,253.62 : x
  2. Step 2: Convert to fraction form
    8,106.38/12,149.18 = 6,253.62/x
  3. Step 3: Cross multiply
    8,106.38x = 12,149.18 × 6,253.62
  4. Step 4: Simplify right side
    8,106.38x = 75,976,355.03
  5. Step 5: Solve for x
    x = 75,976,355.03/8,106.38
  6. Step 6: Final answer
    x = 9,372.41

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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.