Home / 1,255.24-1,896.19-1,244.44

Finding the Fourth Proportional to 1,255.24, 1,896.19 and 1,244.44

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Solution

The fourth proportional to 1,255.24, 1,896.19 and 1,244.44 is: 1,879.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255.24 : 1,896.19 = 1,244.44 : x
  2. Step 2: Convert to fraction form
    1,255.24/1,896.19 = 1,244.44/x
  3. Step 3: Cross multiply
    1,255.24x = 1,896.19 × 1,244.44
  4. Step 4: Simplify right side
    1,255.24x = 2,359,694.68
  5. Step 5: Solve for x
    x = 2,359,694.68/1,255.24
  6. Step 6: Final answer
    x = 1,879.88

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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.