Home / 3,949.02-5,450.55-2,458.08

Finding the Fourth Proportional to 3,949.02, 5,450.55 and 2,458.08

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Solution

The fourth proportional to 3,949.02, 5,450.55 and 2,458.08 is: 3,392.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949.02 : 5,450.55 = 2,458.08 : x
  2. Step 2: Convert to fraction form
    3,949.02/5,450.55 = 2,458.08/x
  3. Step 3: Cross multiply
    3,949.02x = 5,450.55 × 2,458.08
  4. Step 4: Simplify right side
    3,949.02x = 13,397,887.94
  5. Step 5: Solve for x
    x = 13,397,887.94/3,949.02
  6. Step 6: Final answer
    x = 3,392.71

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