Home / 4,179.92-6,267-2,791.76

Finding the Fourth Proportional to 4,179.92, 6,267 and 2,791.76

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Solution

The fourth proportional to 4,179.92, 6,267 and 2,791.76 is: 4,185.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.92 : 6,267 = 2,791.76 : x
  2. Step 2: Convert to fraction form
    4,179.92/6,267 = 2,791.76/x
  3. Step 3: Cross multiply
    4,179.92x = 6,267 × 2,791.76
  4. Step 4: Simplify right side
    4,179.92x = 17,495,959.92
  5. Step 5: Solve for x
    x = 17,495,959.92/4,179.92
  6. Step 6: Final answer
    x = 4,185.72

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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.