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Finding the Fourth Proportional to 5,219.82, 7,203.87 and 2,982.06

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Solution

The fourth proportional to 5,219.82, 7,203.87 and 2,982.06 is: 4,115.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,219.82 : 7,203.87 = 2,982.06 : x
  2. Step 2: Convert to fraction form
    5,219.82/7,203.87 = 2,982.06/x
  3. Step 3: Cross multiply
    5,219.82x = 7,203.87 × 2,982.06
  4. Step 4: Simplify right side
    5,219.82x = 21,482,372.57
  5. Step 5: Solve for x
    x = 21,482,372.57/5,219.82
  6. Step 6: Final answer
    x = 4,115.54

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