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Finding the Fourth Proportional to 2,675.97, 4,008.42 and 2,090.34

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Solution

The fourth proportional to 2,675.97, 4,008.42 and 2,090.34 is: 3,131.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,675.97 : 4,008.42 = 2,090.34 : x
  2. Step 2: Convert to fraction form
    2,675.97/4,008.42 = 2,090.34/x
  3. Step 3: Cross multiply
    2,675.97x = 4,008.42 × 2,090.34
  4. Step 4: Simplify right side
    2,675.97x = 8,378,960.66
  5. Step 5: Solve for x
    x = 8,378,960.66/2,675.97
  6. Step 6: Final answer
    x = 3,131.19

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