Home / 1,751.97-2,414.68-1,279.09

Finding the Fourth Proportional to 1,751.97, 2,414.68 and 1,279.09

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Solution

The fourth proportional to 1,751.97, 2,414.68 and 1,279.09 is: 1,762.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,751.97 : 2,414.68 = 1,279.09 : x
  2. Step 2: Convert to fraction form
    1,751.97/2,414.68 = 1,279.09/x
  3. Step 3: Cross multiply
    1,751.97x = 2,414.68 × 1,279.09
  4. Step 4: Simplify right side
    1,751.97x = 3,088,593.04
  5. Step 5: Solve for x
    x = 3,088,593.04/1,751.97
  6. Step 6: Final answer
    x = 1,762.93

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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.