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Finding the Fourth Proportional to 6,750, 10,129.50 and 2,593.44

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Solution

The fourth proportional to 6,750, 10,129.50 and 2,593.44 is: 3,891.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750 : 10,129.50 = 2,593.44 : x
  2. Step 2: Convert to fraction form
    6,750/10,129.50 = 2,593.44/x
  3. Step 3: Cross multiply
    6,750x = 10,129.50 × 2,593.44
  4. Step 4: Simplify right side
    6,750x = 26,270,250.48
  5. Step 5: Solve for x
    x = 26,270,250.48/6,750
  6. Step 6: Final answer
    x = 3,891.89

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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.