Home / 3,950.96-5,452.77-2,272.44

Finding the Fourth Proportional to 3,950.96, 5,452.77 and 2,272.44

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Solution

The fourth proportional to 3,950.96, 5,452.77 and 2,272.44 is: 3,136.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.96 : 5,452.77 = 2,272.44 : x
  2. Step 2: Convert to fraction form
    3,950.96/5,452.77 = 2,272.44/x
  3. Step 3: Cross multiply
    3,950.96x = 5,452.77 × 2,272.44
  4. Step 4: Simplify right side
    3,950.96x = 12,391,092.66
  5. Step 5: Solve for x
    x = 12,391,092.66/3,950.96
  6. Step 6: Final answer
    x = 3,136.23

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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.