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Finding the Fourth Proportional to 10,995, 15,173.28 and 6,027

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Solution

The fourth proportional to 10,995, 15,173.28 and 6,027 is: 8,317.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,995 : 15,173.28 = 6,027 : x
  2. Step 2: Convert to fraction form
    10,995/15,173.28 = 6,027/x
  3. Step 3: Cross multiply
    10,995x = 15,173.28 × 6,027
  4. Step 4: Simplify right side
    10,995x = 91,449,358.56
  5. Step 5: Solve for x
    x = 91,449,358.56/10,995
  6. Step 6: Final answer
    x = 8,317.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.