Home / 3,752.85-5,629.27-1,442.73

Finding the Fourth Proportional to 3,752.85, 5,629.27 and 1,442.73

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Solution

The fourth proportional to 3,752.85, 5,629.27 and 1,442.73 is: 2,164.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,752.85 : 5,629.27 = 1,442.73 : x
  2. Step 2: Convert to fraction form
    3,752.85/5,629.27 = 1,442.73/x
  3. Step 3: Cross multiply
    3,752.85x = 5,629.27 × 1,442.73
  4. Step 4: Simplify right side
    3,752.85x = 8,121,516.71
  5. Step 5: Solve for x
    x = 8,121,516.71/3,752.85
  6. Step 6: Final answer
    x = 2,164.09

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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.