Home / 2,711.37-4,067.19-1,149.81

Finding the Fourth Proportional to 2,711.37, 4,067.19 and 1,149.81

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Solution

The fourth proportional to 2,711.37, 4,067.19 and 1,149.81 is: 1,724.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711.37 : 4,067.19 = 1,149.81 : x
  2. Step 2: Convert to fraction form
    2,711.37/4,067.19 = 1,149.81/x
  3. Step 3: Cross multiply
    2,711.37x = 4,067.19 × 1,149.81
  4. Step 4: Simplify right side
    2,711.37x = 4,676,495.73
  5. Step 5: Solve for x
    x = 4,676,495.73/2,711.37
  6. Step 6: Final answer
    x = 1,724.77

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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.