Home / 1,747.85-2,411.91-1,001.75

Finding the Fourth Proportional to 1,747.85, 2,411.91 and 1,001.75

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Solution

The fourth proportional to 1,747.85, 2,411.91 and 1,001.75 is: 1,382.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747.85 : 2,411.91 = 1,001.75 : x
  2. Step 2: Convert to fraction form
    1,747.85/2,411.91 = 1,001.75/x
  3. Step 3: Cross multiply
    1,747.85x = 2,411.91 × 1,001.75
  4. Step 4: Simplify right side
    1,747.85x = 2,416,118.78
  5. Step 5: Solve for x
    x = 2,416,118.78/1,747.85
  6. Step 6: Final answer
    x = 1,382.34

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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.