Home / 8,937.18-13,402.89-3,092.70

Finding the Fourth Proportional to 8,937.18, 13,402.89 and 3,092.70

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Solution

The fourth proportional to 8,937.18, 13,402.89 and 3,092.70 is: 4,638.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.18 : 13,402.89 = 3,092.70 : x
  2. Step 2: Convert to fraction form
    8,937.18/13,402.89 = 3,092.70/x
  3. Step 3: Cross multiply
    8,937.18x = 13,402.89 × 3,092.70
  4. Step 4: Simplify right side
    8,937.18x = 41,451,117.90
  5. Step 5: Solve for x
    x = 41,451,117.90/8,937.18
  6. Step 6: Final answer
    x = 4,638.05

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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.