Home / 11,186.12-16,781.92-5,566.44

Finding the Fourth Proportional to 11,186.12, 16,781.92 and 5,566.44

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Solution

The fourth proportional to 11,186.12, 16,781.92 and 5,566.44 is: 8,351.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,186.12 : 16,781.92 = 5,566.44 : x
  2. Step 2: Convert to fraction form
    11,186.12/16,781.92 = 5,566.44/x
  3. Step 3: Cross multiply
    11,186.12x = 16,781.92 × 5,566.44
  4. Step 4: Simplify right side
    11,186.12x = 93,415,550.76
  5. Step 5: Solve for x
    x = 93,415,550.76/11,186.12
  6. Step 6: Final answer
    x = 8,351.02

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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.