Home / 2,542.28-3,812.24-1,371.92

Finding the Fourth Proportional to 2,542.28, 3,812.24 and 1,371.92

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Solution

The fourth proportional to 2,542.28, 3,812.24 and 1,371.92 is: 2,057.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,542.28 : 3,812.24 = 1,371.92 : x
  2. Step 2: Convert to fraction form
    2,542.28/3,812.24 = 1,371.92/x
  3. Step 3: Cross multiply
    2,542.28x = 3,812.24 × 1,371.92
  4. Step 4: Simplify right side
    2,542.28x = 5,230,088.30
  5. Step 5: Solve for x
    x = 5,230,088.30/2,542.28
  6. Step 6: Final answer
    x = 2,057.24

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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.