Home / 11,170.26-16,755.42-3,772.74

Finding the Fourth Proportional to 11,170.26, 16,755.42 and 3,772.74

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Solution

The fourth proportional to 11,170.26, 16,755.42 and 3,772.74 is: 5,659.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,170.26 : 16,755.42 = 3,772.74 : x
  2. Step 2: Convert to fraction form
    11,170.26/16,755.42 = 3,772.74/x
  3. Step 3: Cross multiply
    11,170.26x = 16,755.42 × 3,772.74
  4. Step 4: Simplify right side
    11,170.26x = 63,213,843.25
  5. Step 5: Solve for x
    x = 63,213,843.25/11,170.26
  6. Step 6: Final answer
    x = 5,659.12

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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.