Home / 8,267.42-12,395.18-3,882.44

Finding the Fourth Proportional to 8,267.42, 12,395.18 and 3,882.44

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Solution

The fourth proportional to 8,267.42, 12,395.18 and 3,882.44 is: 5,820.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,267.42 : 12,395.18 = 3,882.44 : x
  2. Step 2: Convert to fraction form
    8,267.42/12,395.18 = 3,882.44/x
  3. Step 3: Cross multiply
    8,267.42x = 12,395.18 × 3,882.44
  4. Step 4: Simplify right side
    8,267.42x = 48,123,542.64
  5. Step 5: Solve for x
    x = 48,123,542.64/8,267.42
  6. Step 6: Final answer
    x = 5,820.87

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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.