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Finding the Fourth Proportional to 6,248.74, 9,372.88 and 1,568.79

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Solution

The fourth proportional to 6,248.74, 9,372.88 and 1,568.79 is: 2,353.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248.74 : 9,372.88 = 1,568.79 : x
  2. Step 2: Convert to fraction form
    6,248.74/9,372.88 = 1,568.79/x
  3. Step 3: Cross multiply
    6,248.74x = 9,372.88 × 1,568.79
  4. Step 4: Simplify right side
    6,248.74x = 14,704,080.42
  5. Step 5: Solve for x
    x = 14,704,080.42/6,248.74
  6. Step 6: Final answer
    x = 2,353.13

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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.