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Finding the Fourth Proportional to 3,300.73, 4,951.10 and 1,109.46

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Solution

The fourth proportional to 3,300.73, 4,951.10 and 1,109.46 is: 1,664.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.73 : 4,951.10 = 1,109.46 : x
  2. Step 2: Convert to fraction form
    3,300.73/4,951.10 = 1,109.46/x
  3. Step 3: Cross multiply
    3,300.73x = 4,951.10 × 1,109.46
  4. Step 4: Simplify right side
    3,300.73x = 5,493,041.86
  5. Step 5: Solve for x
    x = 5,493,041.86/3,300.73
  6. Step 6: Final answer
    x = 1,664.19

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