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Finding the Fourth Proportional to 1,397.97, 2,093.72 and 1,349.37

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Solution

The fourth proportional to 1,397.97, 2,093.72 and 1,349.37 is: 2,020.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397.97 : 2,093.72 = 1,349.37 : x
  2. Step 2: Convert to fraction form
    1,397.97/2,093.72 = 1,349.37/x
  3. Step 3: Cross multiply
    1,397.97x = 2,093.72 × 1,349.37
  4. Step 4: Simplify right side
    1,397.97x = 2,825,196.21
  5. Step 5: Solve for x
    x = 2,825,196.21/1,397.97
  6. Step 6: Final answer
    x = 2,020.93

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