Home / 2,725.76-3,761.19-1,514.43

Finding the Fourth Proportional to 2,725.76, 3,761.19 and 1,514.43

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Solution

The fourth proportional to 2,725.76, 3,761.19 and 1,514.43 is: 2,089.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725.76 : 3,761.19 = 1,514.43 : x
  2. Step 2: Convert to fraction form
    2,725.76/3,761.19 = 1,514.43/x
  3. Step 3: Cross multiply
    2,725.76x = 3,761.19 × 1,514.43
  4. Step 4: Simplify right side
    2,725.76x = 5,696,058.97
  5. Step 5: Solve for x
    x = 5,696,058.97/2,725.76
  6. Step 6: Final answer
    x = 2,089.71

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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.