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Finding the Fourth Proportional to 3,168.91, 4,755.41 and 1,709.08

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Solution

The fourth proportional to 3,168.91, 4,755.41 and 1,709.08 is: 2,564.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.91 : 4,755.41 = 1,709.08 : x
  2. Step 2: Convert to fraction form
    3,168.91/4,755.41 = 1,709.08/x
  3. Step 3: Cross multiply
    3,168.91x = 4,755.41 × 1,709.08
  4. Step 4: Simplify right side
    3,168.91x = 8,127,376.12
  5. Step 5: Solve for x
    x = 8,127,376.12/3,168.91
  6. Step 6: Final answer
    x = 2,564.72

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