Home / 3,067.72-4,231.66-2,227.44

Finding the Fourth Proportional to 3,067.72, 4,231.66 and 2,227.44

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Solution

The fourth proportional to 3,067.72, 4,231.66 and 2,227.44 is: 3,072.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.72 : 4,231.66 = 2,227.44 : x
  2. Step 2: Convert to fraction form
    3,067.72/4,231.66 = 2,227.44/x
  3. Step 3: Cross multiply
    3,067.72x = 4,231.66 × 2,227.44
  4. Step 4: Simplify right side
    3,067.72x = 9,425,768.75
  5. Step 5: Solve for x
    x = 9,425,768.75/3,067.72
  6. Step 6: Final answer
    x = 3,072.56

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1.5x scale

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.