Home / 11,298.48-16,949.88-3,902.64

Finding the Fourth Proportional to 11,298.48, 16,949.88 and 3,902.64

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Solution

The fourth proportional to 11,298.48, 16,949.88 and 3,902.64 is: 5,854.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,298.48 : 16,949.88 = 3,902.64 : x
  2. Step 2: Convert to fraction form
    11,298.48/16,949.88 = 3,902.64/x
  3. Step 3: Cross multiply
    11,298.48x = 16,949.88 × 3,902.64
  4. Step 4: Simplify right side
    11,298.48x = 66,149,279.68
  5. Step 5: Solve for x
    x = 66,149,279.68/11,298.48
  6. Step 6: Final answer
    x = 5,854.71

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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.