Home / 8,966.70-13,449.17-2,726.78

Finding the Fourth Proportional to 8,966.70, 13,449.17 and 2,726.78

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Solution

The fourth proportional to 8,966.70, 13,449.17 and 2,726.78 is: 4,089.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,966.70 : 13,449.17 = 2,726.78 : x
  2. Step 2: Convert to fraction form
    8,966.70/13,449.17 = 2,726.78/x
  3. Step 3: Cross multiply
    8,966.70x = 13,449.17 × 2,726.78
  4. Step 4: Simplify right side
    8,966.70x = 36,672,867.34
  5. Step 5: Solve for x
    x = 36,672,867.34/8,966.70
  6. Step 6: Final answer
    x = 4,089.90

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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.