Home / 3,950.85-5,452.17-2,182.53

Finding the Fourth Proportional to 3,950.85, 5,452.17 and 2,182.53

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Solution

The fourth proportional to 3,950.85, 5,452.17 and 2,182.53 is: 3,011.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.85 : 5,452.17 = 2,182.53 : x
  2. Step 2: Convert to fraction form
    3,950.85/5,452.17 = 2,182.53/x
  3. Step 3: Cross multiply
    3,950.85x = 5,452.17 × 2,182.53
  4. Step 4: Simplify right side
    3,950.85x = 11,899,524.59
  5. Step 5: Solve for x
    x = 11,899,524.59/3,950.85
  6. Step 6: Final answer
    x = 3,011.89

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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.