Home / 11,934.42-17,906.30-5,359.11

Finding the Fourth Proportional to 11,934.42, 17,906.30 and 5,359.11

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Solution

The fourth proportional to 11,934.42, 17,906.30 and 5,359.11 is: 8,040.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,934.42 : 17,906.30 = 5,359.11 : x
  2. Step 2: Convert to fraction form
    11,934.42/17,906.30 = 5,359.11/x
  3. Step 3: Cross multiply
    11,934.42x = 17,906.30 × 5,359.11
  4. Step 4: Simplify right side
    11,934.42x = 95,961,804.60
  5. Step 5: Solve for x
    x = 95,961,804.60/11,934.42
  6. Step 6: Final answer
    x = 8,040.76

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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.