Home / 11,378.62-17,067.92-3,588.04

Finding the Fourth Proportional to 11,378.62, 17,067.92 and 3,588.04

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Solution

The fourth proportional to 11,378.62, 17,067.92 and 3,588.04 is: 5,382.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,378.62 : 17,067.92 = 3,588.04 : x
  2. Step 2: Convert to fraction form
    11,378.62/17,067.92 = 3,588.04/x
  3. Step 3: Cross multiply
    11,378.62x = 17,067.92 × 3,588.04
  4. Step 4: Simplify right side
    11,378.62x = 61,240,276.40
  5. Step 5: Solve for x
    x = 61,240,276.40/11,378.62
  6. Step 6: Final answer
    x = 5,382.05

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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.