Home / 11,441.25-17,161.98-4,515.75

Finding the Fourth Proportional to 11,441.25, 17,161.98 and 4,515.75

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Solution

The fourth proportional to 11,441.25, 17,161.98 and 4,515.75 is: 6,773.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,441.25 : 17,161.98 = 4,515.75 : x
  2. Step 2: Convert to fraction form
    11,441.25/17,161.98 = 4,515.75/x
  3. Step 3: Cross multiply
    11,441.25x = 17,161.98 × 4,515.75
  4. Step 4: Simplify right side
    11,441.25x = 77,499,194.25
  5. Step 5: Solve for x
    x = 77,499,194.25/11,441.25
  6. Step 6: Final answer
    x = 6,773.66

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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.