Home / 11,838.75-17,758.26-3,073.14

Finding the Fourth Proportional to 11,838.75, 17,758.26 and 3,073.14

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Solution

The fourth proportional to 11,838.75, 17,758.26 and 3,073.14 is: 4,609.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,838.75 : 17,758.26 = 3,073.14 : x
  2. Step 2: Convert to fraction form
    11,838.75/17,758.26 = 3,073.14/x
  3. Step 3: Cross multiply
    11,838.75x = 17,758.26 × 3,073.14
  4. Step 4: Simplify right side
    11,838.75x = 54,573,619.14
  5. Step 5: Solve for x
    x = 54,573,619.14/11,838.75
  6. Step 6: Final answer
    x = 4,609.75

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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.