Home / 2,711.43-4,067.87-1,067.58

Finding the Fourth Proportional to 2,711.43, 4,067.87 and 1,067.58

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Solution

The fourth proportional to 2,711.43, 4,067.87 and 1,067.58 is: 1,601.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711.43 : 4,067.87 = 1,067.58 : x
  2. Step 2: Convert to fraction form
    2,711.43/4,067.87 = 1,067.58/x
  3. Step 3: Cross multiply
    2,711.43x = 4,067.87 × 1,067.58
  4. Step 4: Simplify right side
    2,711.43x = 4,342,771.32
  5. Step 5: Solve for x
    x = 4,342,771.32/2,711.43
  6. Step 6: Final answer
    x = 1,601.65

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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.