Home / 3,183.12-4,773.75-1,334.18

Finding the Fourth Proportional to 3,183.12, 4,773.75 and 1,334.18

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Solution

The fourth proportional to 3,183.12, 4,773.75 and 1,334.18 is: 2,000.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.12 : 4,773.75 = 1,334.18 : x
  2. Step 2: Convert to fraction form
    3,183.12/4,773.75 = 1,334.18/x
  3. Step 3: Cross multiply
    3,183.12x = 4,773.75 × 1,334.18
  4. Step 4: Simplify right side
    3,183.12x = 6,369,041.78
  5. Step 5: Solve for x
    x = 6,369,041.78/3,183.12
  6. Step 6: Final answer
    x = 2,000.88

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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.