Home / 1,632.47-2,251.68-1,042.73

Finding the Fourth Proportional to 1,632.47, 2,251.68 and 1,042.73

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Solution

The fourth proportional to 1,632.47, 2,251.68 and 1,042.73 is: 1,438.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.47 : 2,251.68 = 1,042.73 : x
  2. Step 2: Convert to fraction form
    1,632.47/2,251.68 = 1,042.73/x
  3. Step 3: Cross multiply
    1,632.47x = 2,251.68 × 1,042.73
  4. Step 4: Simplify right side
    1,632.47x = 2,347,883.03
  5. Step 5: Solve for x
    x = 2,347,883.03/1,632.47
  6. Step 6: Final answer
    x = 1,438.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.