Home / 4,229.31-6,344.38-1,455.61

Finding the Fourth Proportional to 4,229.31, 6,344.38 and 1,455.61

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Solution

The fourth proportional to 4,229.31, 6,344.38 and 1,455.61 is: 2,183.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,229.31 : 6,344.38 = 1,455.61 : x
  2. Step 2: Convert to fraction form
    4,229.31/6,344.38 = 1,455.61/x
  3. Step 3: Cross multiply
    4,229.31x = 6,344.38 × 1,455.61
  4. Step 4: Simplify right side
    4,229.31x = 9,234,964.29
  5. Step 5: Solve for x
    x = 9,234,964.29/4,229.31
  6. Step 6: Final answer
    x = 2,183.57

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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.