Home / 8,964.91-13,449.39-5,020.12

Finding the Fourth Proportional to 8,964.91, 13,449.39 and 5,020.12

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Solution

The fourth proportional to 8,964.91, 13,449.39 and 5,020.12 is: 7,531.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,964.91 : 13,449.39 = 5,020.12 : x
  2. Step 2: Convert to fraction form
    8,964.91/13,449.39 = 5,020.12/x
  3. Step 3: Cross multiply
    8,964.91x = 13,449.39 × 5,020.12
  4. Step 4: Simplify right side
    8,964.91x = 67,517,551.73
  5. Step 5: Solve for x
    x = 67,517,551.73/8,964.91
  6. Step 6: Final answer
    x = 7,531.31

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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.