Home / 5,174.45-7,766.52-2,711.03

Finding the Fourth Proportional to 5,174.45, 7,766.52 and 2,711.03

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Solution

The fourth proportional to 5,174.45, 7,766.52 and 2,711.03 is: 4,069.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.45 : 7,766.52 = 2,711.03 : x
  2. Step 2: Convert to fraction form
    5,174.45/7,766.52 = 2,711.03/x
  3. Step 3: Cross multiply
    5,174.45x = 7,766.52 × 2,711.03
  4. Step 4: Simplify right side
    5,174.45x = 21,055,229.88
  5. Step 5: Solve for x
    x = 21,055,229.88/5,174.45
  6. Step 6: Final answer
    x = 4,069.08

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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.