Home / 8,867.26-13,309.13-4,487.82

Finding the Fourth Proportional to 8,867.26, 13,309.13 and 4,487.82

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Solution

The fourth proportional to 8,867.26, 13,309.13 and 4,487.82 is: 6,735.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867.26 : 13,309.13 = 4,487.82 : x
  2. Step 2: Convert to fraction form
    8,867.26/13,309.13 = 4,487.82/x
  3. Step 3: Cross multiply
    8,867.26x = 13,309.13 × 4,487.82
  4. Step 4: Simplify right side
    8,867.26x = 59,728,979.80
  5. Step 5: Solve for x
    x = 59,728,979.80/8,867.26
  6. Step 6: Final answer
    x = 6,735.90

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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.