Home / 3,731.41-5,149.28-2,052.80

Finding the Fourth Proportional to 3,731.41, 5,149.28 and 2,052.80

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Solution

The fourth proportional to 3,731.41, 5,149.28 and 2,052.80 is: 2,832.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,731.41 : 5,149.28 = 2,052.80 : x
  2. Step 2: Convert to fraction form
    3,731.41/5,149.28 = 2,052.80/x
  3. Step 3: Cross multiply
    3,731.41x = 5,149.28 × 2,052.80
  4. Step 4: Simplify right side
    3,731.41x = 10,570,441.98
  5. Step 5: Solve for x
    x = 10,570,441.98/3,731.41
  6. Step 6: Final answer
    x = 2,832.83

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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.