Home / 5,272.52-7,909.97-2,110.14

Finding the Fourth Proportional to 5,272.52, 7,909.97 and 2,110.14

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Solution

The fourth proportional to 5,272.52, 7,909.97 and 2,110.14 is: 3,165.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272.52 : 7,909.97 = 2,110.14 : x
  2. Step 2: Convert to fraction form
    5,272.52/7,909.97 = 2,110.14/x
  3. Step 3: Cross multiply
    5,272.52x = 7,909.97 × 2,110.14
  4. Step 4: Simplify right side
    5,272.52x = 16,691,133.55
  5. Step 5: Solve for x
    x = 16,691,133.55/5,272.52
  6. Step 6: Final answer
    x = 3,165.69

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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.