Home / 8,937.15-13,397.02-4,255.91

Finding the Fourth Proportional to 8,937.15, 13,397.02 and 4,255.91

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Solution

The fourth proportional to 8,937.15, 13,397.02 and 4,255.91 is: 6,379.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.15 : 13,397.02 = 4,255.91 : x
  2. Step 2: Convert to fraction form
    8,937.15/13,397.02 = 4,255.91/x
  3. Step 3: Cross multiply
    8,937.15x = 13,397.02 × 4,255.91
  4. Step 4: Simplify right side
    8,937.15x = 57,016,511.39
  5. Step 5: Solve for x
    x = 57,016,511.39/8,937.15
  6. Step 6: Final answer
    x = 6,379.72

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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.