Home / 8,966.16-13,449.76-2,726.39

Finding the Fourth Proportional to 8,966.16, 13,449.76 and 2,726.39

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Solution

The fourth proportional to 8,966.16, 13,449.76 and 2,726.39 is: 4,089.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,966.16 : 13,449.76 = 2,726.39 : x
  2. Step 2: Convert to fraction form
    8,966.16/13,449.76 = 2,726.39/x
  3. Step 3: Cross multiply
    8,966.16x = 13,449.76 × 2,726.39
  4. Step 4: Simplify right side
    8,966.16x = 36,669,317.97
  5. Step 5: Solve for x
    x = 36,669,317.97/8,966.16
  6. Step 6: Final answer
    x = 4,089.75

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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.