Home / 3,472.20-4,791.42-3,193.56

Finding the Fourth Proportional to 3,472.20, 4,791.42 and 3,193.56

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Solution

The fourth proportional to 3,472.20, 4,791.42 and 3,193.56 is: 4,406.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472.20 : 4,791.42 = 3,193.56 : x
  2. Step 2: Convert to fraction form
    3,472.20/4,791.42 = 3,193.56/x
  3. Step 3: Cross multiply
    3,472.20x = 4,791.42 × 3,193.56
  4. Step 4: Simplify right side
    3,472.20x = 15,301,687.26
  5. Step 5: Solve for x
    x = 15,301,687.26/3,472.20
  6. Step 6: Final answer
    x = 4,406.91

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1.5x scale

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.