Home / 6,082.20-9,119.65-2,380.02

Finding the Fourth Proportional to 6,082.20, 9,119.65 and 2,380.02

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Solution

The fourth proportional to 6,082.20, 9,119.65 and 2,380.02 is: 3,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,082.20 : 9,119.65 = 2,380.02 : x
  2. Step 2: Convert to fraction form
    6,082.20/9,119.65 = 2,380.02/x
  3. Step 3: Cross multiply
    6,082.20x = 9,119.65 × 2,380.02
  4. Step 4: Simplify right side
    6,082.20x = 21,704,949.39
  5. Step 5: Solve for x
    x = 21,704,949.39/6,082.20
  6. Step 6: Final answer
    x = 3,568.60

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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.