Home / 3,231.92-4,462.20-2,183.60

Finding the Fourth Proportional to 3,231.92, 4,462.20 and 2,183.60

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Solution

The fourth proportional to 3,231.92, 4,462.20 and 2,183.60 is: 3,014.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.92 : 4,462.20 = 2,183.60 : x
  2. Step 2: Convert to fraction form
    3,231.92/4,462.20 = 2,183.60/x
  3. Step 3: Cross multiply
    3,231.92x = 4,462.20 × 2,183.60
  4. Step 4: Simplify right side
    3,231.92x = 9,743,659.92
  5. Step 5: Solve for x
    x = 9,743,659.92/3,231.92
  6. Step 6: Final answer
    x = 3,014.82

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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.