Home / 11,780.91-17,673.96-3,883.11

Finding the Fourth Proportional to 11,780.91, 17,673.96 and 3,883.11

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Solution

The fourth proportional to 11,780.91, 17,673.96 and 3,883.11 is: 5,825.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,780.91 : 17,673.96 = 3,883.11 : x
  2. Step 2: Convert to fraction form
    11,780.91/17,673.96 = 3,883.11/x
  3. Step 3: Cross multiply
    11,780.91x = 17,673.96 × 3,883.11
  4. Step 4: Simplify right side
    11,780.91x = 68,629,879.10
  5. Step 5: Solve for x
    x = 68,629,879.10/11,780.91
  6. Step 6: Final answer
    x = 5,825.52

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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.