Home / 8,467.11-12,690-6,002.55

Finding the Fourth Proportional to 8,467.11, 12,690 and 6,002.55

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Solution

The fourth proportional to 8,467.11, 12,690 and 6,002.55 is: 8,996.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,467.11 : 12,690 = 6,002.55 : x
  2. Step 2: Convert to fraction form
    8,467.11/12,690 = 6,002.55/x
  3. Step 3: Cross multiply
    8,467.11x = 12,690 × 6,002.55
  4. Step 4: Simplify right side
    8,467.11x = 76,172,359.50
  5. Step 5: Solve for x
    x = 76,172,359.50/8,467.11
  6. Step 6: Final answer
    x = 8,996.26

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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.