Home / 11,899.62-17,837.28-4,101.75

Finding the Fourth Proportional to 11,899.62, 17,837.28 and 4,101.75

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Solution

The fourth proportional to 11,899.62, 17,837.28 and 4,101.75 is: 6,148.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,899.62 : 17,837.28 = 4,101.75 : x
  2. Step 2: Convert to fraction form
    11,899.62/17,837.28 = 4,101.75/x
  3. Step 3: Cross multiply
    11,899.62x = 17,837.28 × 4,101.75
  4. Step 4: Simplify right side
    11,899.62x = 73,164,063.24
  5. Step 5: Solve for x
    x = 73,164,063.24/11,899.62
  6. Step 6: Final answer
    x = 6,148.44

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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.