Home / 2,711.27-4,067.82-1,412.44

Finding the Fourth Proportional to 2,711.27, 4,067.82 and 1,412.44

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Solution

The fourth proportional to 2,711.27, 4,067.82 and 1,412.44 is: 2,119.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711.27 : 4,067.82 = 1,412.44 : x
  2. Step 2: Convert to fraction form
    2,711.27/4,067.82 = 1,412.44/x
  3. Step 3: Cross multiply
    2,711.27x = 4,067.82 × 1,412.44
  4. Step 4: Simplify right side
    2,711.27x = 5,745,541.51
  5. Step 5: Solve for x
    x = 5,745,541.51/2,711.27
  6. Step 6: Final answer
    x = 2,119.13

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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.