Home / 3,067.26-4,235.52-2,279.94

Finding the Fourth Proportional to 3,067.26, 4,235.52 and 2,279.94

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Solution

The fourth proportional to 3,067.26, 4,235.52 and 2,279.94 is: 3,148.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.26 : 4,235.52 = 2,279.94 : x
  2. Step 2: Convert to fraction form
    3,067.26/4,235.52 = 2,279.94/x
  3. Step 3: Cross multiply
    3,067.26x = 4,235.52 × 2,279.94
  4. Step 4: Simplify right side
    3,067.26x = 9,656,731.47
  5. Step 5: Solve for x
    x = 9,656,731.47/3,067.26
  6. Step 6: Final answer
    x = 3,148.33

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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.