Home / 1,351.44-2,025.36-484.92

Finding the Fourth Proportional to 1,351.44, 2,025.36 and 484.92

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Solution

The fourth proportional to 1,351.44, 2,025.36 and 484.92 is: 726.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351.44 : 2,025.36 = 484.92 : x
  2. Step 2: Convert to fraction form
    1,351.44/2,025.36 = 484.92/x
  3. Step 3: Cross multiply
    1,351.44x = 2,025.36 × 484.92
  4. Step 4: Simplify right side
    1,351.44x = 982,137.57
  5. Step 5: Solve for x
    x = 982,137.57/1,351.44
  6. Step 6: Final answer
    x = 726.73

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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.