Home / 5,082.65-7,627.62-2,163.02

Finding the Fourth Proportional to 5,082.65, 7,627.62 and 2,163.02

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Solution

The fourth proportional to 5,082.65, 7,627.62 and 2,163.02 is: 3,246.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,082.65 : 7,627.62 = 2,163.02 : x
  2. Step 2: Convert to fraction form
    5,082.65/7,627.62 = 2,163.02/x
  3. Step 3: Cross multiply
    5,082.65x = 7,627.62 × 2,163.02
  4. Step 4: Simplify right side
    5,082.65x = 16,498,694.61
  5. Step 5: Solve for x
    x = 16,498,694.61/5,082.65
  6. Step 6: Final answer
    x = 3,246.08

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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.