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Finding the Fourth Proportional to 6,251.77, 9,375.81 and 2,963.98

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Solution

The fourth proportional to 6,251.77, 9,375.81 and 2,963.98 is: 4,445.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,251.77 : 9,375.81 = 2,963.98 : x
  2. Step 2: Convert to fraction form
    6,251.77/9,375.81 = 2,963.98/x
  3. Step 3: Cross multiply
    6,251.77x = 9,375.81 × 2,963.98
  4. Step 4: Simplify right side
    6,251.77x = 27,789,713.32
  5. Step 5: Solve for x
    x = 27,789,713.32/6,251.77
  6. Step 6: Final answer
    x = 4,445.10

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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.