Home / 5,272.14-7,906.30-2,150.49

Finding the Fourth Proportional to 5,272.14, 7,906.30 and 2,150.49

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Solution

The fourth proportional to 5,272.14, 7,906.30 and 2,150.49 is: 3,224.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272.14 : 7,906.30 = 2,150.49 : x
  2. Step 2: Convert to fraction form
    5,272.14/7,906.30 = 2,150.49/x
  3. Step 3: Cross multiply
    5,272.14x = 7,906.30 × 2,150.49
  4. Step 4: Simplify right side
    5,272.14x = 17,002,419.09
  5. Step 5: Solve for x
    x = 17,002,419.09/5,272.14
  6. Step 6: Final answer
    x = 3,224.96

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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.