Home / 1,747.52-2,412.08-1,001.92

Finding the Fourth Proportional to 1,747.52, 2,412.08 and 1,001.92

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Solution

The fourth proportional to 1,747.52, 2,412.08 and 1,001.92 is: 1,382.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747.52 : 2,412.08 = 1,001.92 : x
  2. Step 2: Convert to fraction form
    1,747.52/2,412.08 = 1,001.92/x
  3. Step 3: Cross multiply
    1,747.52x = 2,412.08 × 1,001.92
  4. Step 4: Simplify right side
    1,747.52x = 2,416,711.19
  5. Step 5: Solve for x
    x = 2,416,711.19/1,747.52
  6. Step 6: Final answer
    x = 1,382.94

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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.