Home / 3,183.70-4,775.73-1,334.50

Finding the Fourth Proportional to 3,183.70, 4,775.73 and 1,334.50

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Solution

The fourth proportional to 3,183.70, 4,775.73 and 1,334.50 is: 2,001.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.70 : 4,775.73 = 1,334.50 : x
  2. Step 2: Convert to fraction form
    3,183.70/4,775.73 = 1,334.50/x
  3. Step 3: Cross multiply
    3,183.70x = 4,775.73 × 1,334.50
  4. Step 4: Simplify right side
    3,183.70x = 6,373,211.69
  5. Step 5: Solve for x
    x = 6,373,211.69/3,183.70
  6. Step 6: Final answer
    x = 2,001.83

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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.