Home / 11,190.12-16,784.82-3,794.52

Finding the Fourth Proportional to 11,190.12, 16,784.82 and 3,794.52

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Solution

The fourth proportional to 11,190.12, 16,784.82 and 3,794.52 is: 5,691.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,190.12 : 16,784.82 = 3,794.52 : x
  2. Step 2: Convert to fraction form
    11,190.12/16,784.82 = 3,794.52/x
  3. Step 3: Cross multiply
    11,190.12x = 16,784.82 × 3,794.52
  4. Step 4: Simplify right side
    11,190.12x = 63,690,335.19
  5. Step 5: Solve for x
    x = 63,690,335.19/11,190.12
  6. Step 6: Final answer
    x = 5,691.66

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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.