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Finding the Fourth Proportional to 1,747.92, 2,625.93 and 1,132.86

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Solution

The fourth proportional to 1,747.92, 2,625.93 and 1,132.86 is: 1,701.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747.92 : 2,625.93 = 1,132.86 : x
  2. Step 2: Convert to fraction form
    1,747.92/2,625.93 = 1,132.86/x
  3. Step 3: Cross multiply
    1,747.92x = 2,625.93 × 1,132.86
  4. Step 4: Simplify right side
    1,747.92x = 2,974,811.06
  5. Step 5: Solve for x
    x = 2,974,811.06/1,747.92
  6. Step 6: Final answer
    x = 1,701.91

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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.