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Finding the Fourth Proportional to 5,160.84, 7,731.03 and 2,383.68

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Solution

The fourth proportional to 5,160.84, 7,731.03 and 2,383.68 is: 3,570.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160.84 : 7,731.03 = 2,383.68 : x
  2. Step 2: Convert to fraction form
    5,160.84/7,731.03 = 2,383.68/x
  3. Step 3: Cross multiply
    5,160.84x = 7,731.03 × 2,383.68
  4. Step 4: Simplify right side
    5,160.84x = 18,428,301.59
  5. Step 5: Solve for x
    x = 18,428,301.59/5,160.84
  6. Step 6: Final answer
    x = 3,570.79

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