Home / 5,517.62-7,614.44-3,159.77

Finding the Fourth Proportional to 5,517.62, 7,614.44 and 3,159.77

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Solution

The fourth proportional to 5,517.62, 7,614.44 and 3,159.77 is: 4,360.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.62 : 7,614.44 = 3,159.77 : x
  2. Step 2: Convert to fraction form
    5,517.62/7,614.44 = 3,159.77/x
  3. Step 3: Cross multiply
    5,517.62x = 7,614.44 × 3,159.77
  4. Step 4: Simplify right side
    5,517.62x = 24,059,879.08
  5. Step 5: Solve for x
    x = 24,059,879.08/5,517.62
  6. Step 6: Final answer
    x = 4,360.55

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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.