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Finding the Fourth Proportional to 3,104.82, 4,650.84 and 1,640.88

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Solution

The fourth proportional to 3,104.82, 4,650.84 and 1,640.88 is: 2,457.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.82 : 4,650.84 = 1,640.88 : x
  2. Step 2: Convert to fraction form
    3,104.82/4,650.84 = 1,640.88/x
  3. Step 3: Cross multiply
    3,104.82x = 4,650.84 × 1,640.88
  4. Step 4: Simplify right side
    3,104.82x = 7,631,470.34
  5. Step 5: Solve for x
    x = 7,631,470.34/3,104.82
  6. Step 6: Final answer
    x = 2,457.94

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