Home / 1,251.68-1,877.56-1,195.52

Finding the Fourth Proportional to 1,251.68, 1,877.56 and 1,195.52

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Solution

The fourth proportional to 1,251.68, 1,877.56 and 1,195.52 is: 1,793.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251.68 : 1,877.56 = 1,195.52 : x
  2. Step 2: Convert to fraction form
    1,251.68/1,877.56 = 1,195.52/x
  3. Step 3: Cross multiply
    1,251.68x = 1,877.56 × 1,195.52
  4. Step 4: Simplify right side
    1,251.68x = 2,244,660.53
  5. Step 5: Solve for x
    x = 2,244,660.53/1,251.68
  6. Step 6: Final answer
    x = 1,793.32

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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.