Home / 5,272.27-7,914.51-3,082.57

Finding the Fourth Proportional to 5,272.27, 7,914.51 and 3,082.57

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Solution

The fourth proportional to 5,272.27, 7,914.51 and 3,082.57 is: 4,627.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272.27 : 7,914.51 = 3,082.57 : x
  2. Step 2: Convert to fraction form
    5,272.27/7,914.51 = 3,082.57/x
  3. Step 3: Cross multiply
    5,272.27x = 7,914.51 × 3,082.57
  4. Step 4: Simplify right side
    5,272.27x = 24,397,011.30
  5. Step 5: Solve for x
    x = 24,397,011.30/5,272.27
  6. Step 6: Final answer
    x = 4,627.42

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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.