Home / 11,899.28-17,845.72-3,577.44

Finding the Fourth Proportional to 11,899.28, 17,845.72 and 3,577.44

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Solution

The fourth proportional to 11,899.28, 17,845.72 and 3,577.44 is: 5,365.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,899.28 : 17,845.72 = 3,577.44 : x
  2. Step 2: Convert to fraction form
    11,899.28/17,845.72 = 3,577.44/x
  3. Step 3: Cross multiply
    11,899.28x = 17,845.72 × 3,577.44
  4. Step 4: Simplify right side
    11,899.28x = 63,841,992.56
  5. Step 5: Solve for x
    x = 63,841,992.56/11,899.28
  6. Step 6: Final answer
    x = 5,365.20

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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.