Home / 11,180.78-16,770.66-3,282.98

Finding the Fourth Proportional to 11,180.78, 16,770.66 and 3,282.98

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Solution

The fourth proportional to 11,180.78, 16,770.66 and 3,282.98 is: 4,924.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,180.78 : 16,770.66 = 3,282.98 : x
  2. Step 2: Convert to fraction form
    11,180.78/16,770.66 = 3,282.98/x
  3. Step 3: Cross multiply
    11,180.78x = 16,770.66 × 3,282.98
  4. Step 4: Simplify right side
    11,180.78x = 55,057,645.20
  5. Step 5: Solve for x
    x = 55,057,645.20/11,180.78
  6. Step 6: Final answer
    x = 4,924.31

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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.