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Finding the Fourth Proportional to 4,443.68, 6,132.68 and 2,675

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Solution

The fourth proportional to 4,443.68, 6,132.68 and 2,675 is: 3,691.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,443.68 : 6,132.68 = 2,675 : x
  2. Step 2: Convert to fraction form
    4,443.68/6,132.68 = 2,675/x
  3. Step 3: Cross multiply
    4,443.68x = 6,132.68 × 2,675
  4. Step 4: Simplify right side
    4,443.68x = 16,404,919
  5. Step 5: Solve for x
    x = 16,404,919/4,443.68
  6. Step 6: Final answer
    x = 3,691.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.