Home / 11,387.53-17,082.32-3,067.36

Finding the Fourth Proportional to 11,387.53, 17,082.32 and 3,067.36

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Solution

The fourth proportional to 11,387.53, 17,082.32 and 3,067.36 is: 4,601.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,387.53 : 17,082.32 = 3,067.36 : x
  2. Step 2: Convert to fraction form
    11,387.53/17,082.32 = 3,067.36/x
  3. Step 3: Cross multiply
    11,387.53x = 17,082.32 × 3,067.36
  4. Step 4: Simplify right side
    11,387.53x = 52,397,609.74
  5. Step 5: Solve for x
    x = 52,397,609.74/11,387.53
  6. Step 6: Final answer
    x = 4,601.31

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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.