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Finding the Fourth Proportional to 7,230.57, 10,845.72 and 2,300.55

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Solution

The fourth proportional to 7,230.57, 10,845.72 and 2,300.55 is: 3,450.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,230.57 : 10,845.72 = 2,300.55 : x
  2. Step 2: Convert to fraction form
    7,230.57/10,845.72 = 2,300.55/x
  3. Step 3: Cross multiply
    7,230.57x = 10,845.72 × 2,300.55
  4. Step 4: Simplify right side
    7,230.57x = 24,951,121.15
  5. Step 5: Solve for x
    x = 24,951,121.15/7,230.57
  6. Step 6: Final answer
    x = 3,450.78

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