Home / 11,077.22-16,618.57-3,286.04

Finding the Fourth Proportional to 11,077.22, 16,618.57 and 3,286.04

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Solution

The fourth proportional to 11,077.22, 16,618.57 and 3,286.04 is: 4,929.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,077.22 : 16,618.57 = 3,286.04 : x
  2. Step 2: Convert to fraction form
    11,077.22/16,618.57 = 3,286.04/x
  3. Step 3: Cross multiply
    11,077.22x = 16,618.57 × 3,286.04
  4. Step 4: Simplify right side
    11,077.22x = 54,609,194.45
  5. Step 5: Solve for x
    x = 54,609,194.45/11,077.22
  6. Step 6: Final answer
    x = 4,929.86

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1.5x scale

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.