Home / 8,251.20-12,373.32-3,505.44

Finding the Fourth Proportional to 8,251.20, 12,373.32 and 3,505.44

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Solution

The fourth proportional to 8,251.20, 12,373.32 and 3,505.44 is: 5,256.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,251.20 : 12,373.32 = 3,505.44 : x
  2. Step 2: Convert to fraction form
    8,251.20/12,373.32 = 3,505.44/x
  3. Step 3: Cross multiply
    8,251.20x = 12,373.32 × 3,505.44
  4. Step 4: Simplify right side
    8,251.20x = 43,373,930.86
  5. Step 5: Solve for x
    x = 43,373,930.86/8,251.20
  6. Step 6: Final answer
    x = 5,256.68

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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.