Home / 4,354.15-6,531.68-1,432.69

Finding the Fourth Proportional to 4,354.15, 6,531.68 and 1,432.69

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Solution

The fourth proportional to 4,354.15, 6,531.68 and 1,432.69 is: 2,149.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,354.15 : 6,531.68 = 1,432.69 : x
  2. Step 2: Convert to fraction form
    4,354.15/6,531.68 = 1,432.69/x
  3. Step 3: Cross multiply
    4,354.15x = 6,531.68 × 1,432.69
  4. Step 4: Simplify right side
    4,354.15x = 9,357,839.96
  5. Step 5: Solve for x
    x = 9,357,839.96/4,354.15
  6. Step 6: Final answer
    x = 2,149.18

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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.