Home / 4,149.18-5,722.11-2,749.50

Finding the Fourth Proportional to 4,149.18, 5,722.11 and 2,749.50

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Solution

The fourth proportional to 4,149.18, 5,722.11 and 2,749.50 is: 3,791.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.18 : 5,722.11 = 2,749.50 : x
  2. Step 2: Convert to fraction form
    4,149.18/5,722.11 = 2,749.50/x
  3. Step 3: Cross multiply
    4,149.18x = 5,722.11 × 2,749.50
  4. Step 4: Simplify right side
    4,149.18x = 15,732,941.45
  5. Step 5: Solve for x
    x = 15,732,941.45/4,149.18
  6. Step 6: Final answer
    x = 3,791.82

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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.