Home / 4,958.56-7,439.76-2,183.76

Finding the Fourth Proportional to 4,958.56, 7,439.76 and 2,183.76

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Solution

The fourth proportional to 4,958.56, 7,439.76 and 2,183.76 is: 3,276.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.56 : 7,439.76 = 2,183.76 : x
  2. Step 2: Convert to fraction form
    4,958.56/7,439.76 = 2,183.76/x
  3. Step 3: Cross multiply
    4,958.56x = 7,439.76 × 2,183.76
  4. Step 4: Simplify right side
    4,958.56x = 16,246,650.30
  5. Step 5: Solve for x
    x = 16,246,650.30/4,958.56
  6. Step 6: Final answer
    x = 3,276.49

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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.