Home / 3,082.20-4,623.78-1,233.36

Finding the Fourth Proportional to 3,082.20, 4,623.78 and 1,233.36

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Solution

The fourth proportional to 3,082.20, 4,623.78 and 1,233.36 is: 1,850.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.20 : 4,623.78 = 1,233.36 : x
  2. Step 2: Convert to fraction form
    3,082.20/4,623.78 = 1,233.36/x
  3. Step 3: Cross multiply
    3,082.20x = 4,623.78 × 1,233.36
  4. Step 4: Simplify right side
    3,082.20x = 5,702,785.30
  5. Step 5: Solve for x
    x = 5,702,785.30/3,082.20
  6. Step 6: Final answer
    x = 1,850.23

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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.