Home / 4,091.26-6,138.12-3,167.86

Finding the Fourth Proportional to 4,091.26, 6,138.12 and 3,167.86

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Solution

The fourth proportional to 4,091.26, 6,138.12 and 3,167.86 is: 4,752.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.26 : 6,138.12 = 3,167.86 : x
  2. Step 2: Convert to fraction form
    4,091.26/6,138.12 = 3,167.86/x
  3. Step 3: Cross multiply
    4,091.26x = 6,138.12 × 3,167.86
  4. Step 4: Simplify right side
    4,091.26x = 19,444,704.82
  5. Step 5: Solve for x
    x = 19,444,704.82/4,091.26
  6. Step 6: Final answer
    x = 4,752.74

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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.