Home / 3,647.11-5,470.16-2,082.04

Finding the Fourth Proportional to 3,647.11, 5,470.16 and 2,082.04

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Solution

The fourth proportional to 3,647.11, 5,470.16 and 2,082.04 is: 3,122.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.11 : 5,470.16 = 2,082.04 : x
  2. Step 2: Convert to fraction form
    3,647.11/5,470.16 = 2,082.04/x
  3. Step 3: Cross multiply
    3,647.11x = 5,470.16 × 2,082.04
  4. Step 4: Simplify right side
    3,647.11x = 11,389,096.77
  5. Step 5: Solve for x
    x = 11,389,096.77/3,647.11
  6. Step 6: Final answer
    x = 3,122.77

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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.