Home / 3,743.43-5,604.26-2,178.66

Finding the Fourth Proportional to 3,743.43, 5,604.26 and 2,178.66

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Solution

The fourth proportional to 3,743.43, 5,604.26 and 2,178.66 is: 3,261.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.43 : 5,604.26 = 2,178.66 : x
  2. Step 2: Convert to fraction form
    3,743.43/5,604.26 = 2,178.66/x
  3. Step 3: Cross multiply
    3,743.43x = 5,604.26 × 2,178.66
  4. Step 4: Simplify right side
    3,743.43x = 12,209,766.20
  5. Step 5: Solve for x
    x = 12,209,766.20/3,743.43
  6. Step 6: Final answer
    x = 3,261.65

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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.