Home / 3,372.58-5,067.38-2,140.57

Finding the Fourth Proportional to 3,372.58, 5,067.38 and 2,140.57

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Solution

The fourth proportional to 3,372.58, 5,067.38 and 2,140.57 is: 3,216.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.58 : 5,067.38 = 2,140.57 : x
  2. Step 2: Convert to fraction form
    3,372.58/5,067.38 = 2,140.57/x
  3. Step 3: Cross multiply
    3,372.58x = 5,067.38 × 2,140.57
  4. Step 4: Simplify right side
    3,372.58x = 10,847,081.61
  5. Step 5: Solve for x
    x = 10,847,081.61/3,372.58
  6. Step 6: Final answer
    x = 3,216.26

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1.5x scale

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.