Home / 1,372.88-2,067.97-1,250.26

Finding the Fourth Proportional to 1,372.88, 2,067.97 and 1,250.26

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Solution

The fourth proportional to 1,372.88, 2,067.97 and 1,250.26 is: 1,883.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372.88 : 2,067.97 = 1,250.26 : x
  2. Step 2: Convert to fraction form
    1,372.88/2,067.97 = 1,250.26/x
  3. Step 3: Cross multiply
    1,372.88x = 2,067.97 × 1,250.26
  4. Step 4: Simplify right side
    1,372.88x = 2,585,505.85
  5. Step 5: Solve for x
    x = 2,585,505.85/1,372.88
  6. Step 6: Final answer
    x = 1,883.27

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.