Home / 3,729.27-5,144.92-2,403.75

Finding the Fourth Proportional to 3,729.27, 5,144.92 and 2,403.75

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Solution

The fourth proportional to 3,729.27, 5,144.92 and 2,403.75 is: 3,316.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,729.27 : 5,144.92 = 2,403.75 : x
  2. Step 2: Convert to fraction form
    3,729.27/5,144.92 = 2,403.75/x
  3. Step 3: Cross multiply
    3,729.27x = 5,144.92 × 2,403.75
  4. Step 4: Simplify right side
    3,729.27x = 12,367,095.44
  5. Step 5: Solve for x
    x = 12,367,095.44/3,729.27
  6. Step 6: Final answer
    x = 3,316.22

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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.