Home / 4,429.20-6,641.88-1,350.48

Finding the Fourth Proportional to 4,429.20, 6,641.88 and 1,350.48

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Solution

The fourth proportional to 4,429.20, 6,641.88 and 1,350.48 is: 2,025.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.20 : 6,641.88 = 1,350.48 : x
  2. Step 2: Convert to fraction form
    4,429.20/6,641.88 = 1,350.48/x
  3. Step 3: Cross multiply
    4,429.20x = 6,641.88 × 1,350.48
  4. Step 4: Simplify right side
    4,429.20x = 8,969,726.10
  5. Step 5: Solve for x
    x = 8,969,726.10/4,429.20
  6. Step 6: Final answer
    x = 2,025.13

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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.