Home / 3,183.92-4,775.88-1,334.60

Finding the Fourth Proportional to 3,183.92, 4,775.88 and 1,334.60

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Solution

The fourth proportional to 3,183.92, 4,775.88 and 1,334.60 is: 2,001.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.92 : 4,775.88 = 1,334.60 : x
  2. Step 2: Convert to fraction form
    3,183.92/4,775.88 = 1,334.60/x
  3. Step 3: Cross multiply
    3,183.92x = 4,775.88 × 1,334.60
  4. Step 4: Simplify right side
    3,183.92x = 6,373,889.45
  5. Step 5: Solve for x
    x = 6,373,889.45/3,183.92
  6. Step 6: Final answer
    x = 2,001.90

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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.