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Finding the Fourth Proportional to 8,168.74, 12,250.87 and 2,244.20

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Solution

The fourth proportional to 8,168.74, 12,250.87 and 2,244.20 is: 3,365.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168.74 : 12,250.87 = 2,244.20 : x
  2. Step 2: Convert to fraction form
    8,168.74/12,250.87 = 2,244.20/x
  3. Step 3: Cross multiply
    8,168.74x = 12,250.87 × 2,244.20
  4. Step 4: Simplify right side
    8,168.74x = 27,493,335.59
  5. Step 5: Solve for x
    x = 27,493,335.59/8,168.74
  6. Step 6: Final answer
    x = 3,365.68

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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.