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Finding the Fourth Proportional to 6,251.76, 9,382.25 and 2,964.84

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Solution

The fourth proportional to 6,251.76, 9,382.25 and 2,964.84 is: 4,449.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,251.76 : 9,382.25 = 2,964.84 : x
  2. Step 2: Convert to fraction form
    6,251.76/9,382.25 = 2,964.84/x
  3. Step 3: Cross multiply
    6,251.76x = 9,382.25 × 2,964.84
  4. Step 4: Simplify right side
    6,251.76x = 27,816,870.09
  5. Step 5: Solve for x
    x = 27,816,870.09/6,251.76
  6. Step 6: Final answer
    x = 4,449.45

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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.