Home / 7,759.22-11,645.18-3,082.42

Finding the Fourth Proportional to 7,759.22, 11,645.18 and 3,082.42

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Solution

The fourth proportional to 7,759.22, 11,645.18 and 3,082.42 is: 4,626.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,759.22 : 11,645.18 = 3,082.42 : x
  2. Step 2: Convert to fraction form
    7,759.22/11,645.18 = 3,082.42/x
  3. Step 3: Cross multiply
    7,759.22x = 11,645.18 × 3,082.42
  4. Step 4: Simplify right side
    7,759.22x = 35,895,262.10
  5. Step 5: Solve for x
    x = 35,895,262.10/7,759.22
  6. Step 6: Final answer
    x = 4,626.14

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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.