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Finding the Fourth Proportional to 6,932.52, 10,391.87 and 2,489.00

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Solution

The fourth proportional to 6,932.52, 10,391.87 and 2,489.00 is: 3,731.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,932.52 : 10,391.87 = 2,489.00 : x
  2. Step 2: Convert to fraction form
    6,932.52/10,391.87 = 2,489.00/x
  3. Step 3: Cross multiply
    6,932.52x = 10,391.87 × 2,489.00
  4. Step 4: Simplify right side
    6,932.52x = 25,865,300.03
  5. Step 5: Solve for x
    x = 25,865,300.03/6,932.52
  6. Step 6: Final answer
    x = 3,731.01

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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.