Home / 4,218.11-5,867.49-4,137.92

Finding the Fourth Proportional to 4,218.11, 5,867.49 and 4,137.92

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Solution

The fourth proportional to 4,218.11, 5,867.49 and 4,137.92 is: 5,755.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.11 : 5,867.49 = 4,137.92 : x
  2. Step 2: Convert to fraction form
    4,218.11/5,867.49 = 4,137.92/x
  3. Step 3: Cross multiply
    4,218.11x = 5,867.49 × 4,137.92
  4. Step 4: Simplify right side
    4,218.11x = 24,279,174.88
  5. Step 5: Solve for x
    x = 24,279,174.88/4,218.11
  6. Step 6: Final answer
    x = 5,755.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.