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Finding the Fourth Proportional to 8,133.48, 12,199.92 and 3,450.48

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Solution

The fourth proportional to 8,133.48, 12,199.92 and 3,450.48 is: 5,175.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,133.48 : 12,199.92 = 3,450.48 : x
  2. Step 2: Convert to fraction form
    8,133.48/12,199.92 = 3,450.48/x
  3. Step 3: Cross multiply
    8,133.48x = 12,199.92 × 3,450.48
  4. Step 4: Simplify right side
    8,133.48x = 42,095,579.96
  5. Step 5: Solve for x
    x = 42,095,579.96/8,133.48
  6. Step 6: Final answer
    x = 5,175.59

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