Home / 4,957.56-7,438.12-2,183.90

Finding the Fourth Proportional to 4,957.56, 7,438.12 and 2,183.90

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Solution

The fourth proportional to 4,957.56, 7,438.12 and 2,183.90 is: 3,276.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,957.56 : 7,438.12 = 2,183.90 : x
  2. Step 2: Convert to fraction form
    4,957.56/7,438.12 = 2,183.90/x
  3. Step 3: Cross multiply
    4,957.56x = 7,438.12 × 2,183.90
  4. Step 4: Simplify right side
    4,957.56x = 16,244,067.62
  5. Step 5: Solve for x
    x = 16,244,067.62/4,957.56
  6. Step 6: Final answer
    x = 3,276.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.