Home / 2,713.63-4,067.31-1,249.71

Finding the Fourth Proportional to 2,713.63, 4,067.31 and 1,249.71

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Solution

The fourth proportional to 2,713.63, 4,067.31 and 1,249.71 is: 1,873.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.63 : 4,067.31 = 1,249.71 : x
  2. Step 2: Convert to fraction form
    2,713.63/4,067.31 = 1,249.71/x
  3. Step 3: Cross multiply
    2,713.63x = 4,067.31 × 1,249.71
  4. Step 4: Simplify right side
    2,713.63x = 5,082,951.73
  5. Step 5: Solve for x
    x = 5,082,951.73/2,713.63
  6. Step 6: Final answer
    x = 1,873.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.