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Finding the Fourth Proportional to 10,165.44, 15,249.39 and 3,590.28

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Solution

The fourth proportional to 10,165.44, 15,249.39 and 3,590.28 is: 5,385.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,165.44 : 15,249.39 = 3,590.28 : x
  2. Step 2: Convert to fraction form
    10,165.44/15,249.39 = 3,590.28/x
  3. Step 3: Cross multiply
    10,165.44x = 15,249.39 × 3,590.28
  4. Step 4: Simplify right side
    10,165.44x = 54,749,579.93
  5. Step 5: Solve for x
    x = 54,749,579.93/10,165.44
  6. Step 6: Final answer
    x = 5,385.85

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