Home / 6,251.85-8,627.21-3,418.66

Finding the Fourth Proportional to 6,251.85, 8,627.21 and 3,418.66

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Solution

The fourth proportional to 6,251.85, 8,627.21 and 3,418.66 is: 4,717.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,251.85 : 8,627.21 = 3,418.66 : x
  2. Step 2: Convert to fraction form
    6,251.85/8,627.21 = 3,418.66/x
  3. Step 3: Cross multiply
    6,251.85x = 8,627.21 × 3,418.66
  4. Step 4: Simplify right side
    6,251.85x = 29,493,480.65
  5. Step 5: Solve for x
    x = 29,493,480.65/6,251.85
  6. Step 6: Final answer
    x = 4,717.56

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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.