Home / 11,081.75-16,625.75-4,512.65

Finding the Fourth Proportional to 11,081.75, 16,625.75 and 4,512.65

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Solution

The fourth proportional to 11,081.75, 16,625.75 and 4,512.65 is: 6,770.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,081.75 : 16,625.75 = 4,512.65 : x
  2. Step 2: Convert to fraction form
    11,081.75/16,625.75 = 4,512.65/x
  3. Step 3: Cross multiply
    11,081.75x = 16,625.75 × 4,512.65
  4. Step 4: Simplify right side
    11,081.75x = 75,026,190.74
  5. Step 5: Solve for x
    x = 75,026,190.74/11,081.75
  6. Step 6: Final answer
    x = 6,770.25

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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.