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Finding the Fourth Proportional to 5,930.75, 8,893.10 and 1,980.59

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Solution

The fourth proportional to 5,930.75, 8,893.10 and 1,980.59 is: 2,969.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,930.75 : 8,893.10 = 1,980.59 : x
  2. Step 2: Convert to fraction form
    5,930.75/8,893.10 = 1,980.59/x
  3. Step 3: Cross multiply
    5,930.75x = 8,893.10 × 1,980.59
  4. Step 4: Simplify right side
    5,930.75x = 17,613,584.93
  5. Step 5: Solve for x
    x = 17,613,584.93/5,930.75
  6. Step 6: Final answer
    x = 2,969.87

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