Home / 3,949.36-5,911.18-2,908.95

Finding the Fourth Proportional to 3,949.36, 5,911.18 and 2,908.95

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Solution

The fourth proportional to 3,949.36, 5,911.18 and 2,908.95 is: 4,353.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949.36 : 5,911.18 = 2,908.95 : x
  2. Step 2: Convert to fraction form
    3,949.36/5,911.18 = 2,908.95/x
  3. Step 3: Cross multiply
    3,949.36x = 5,911.18 × 2,908.95
  4. Step 4: Simplify right side
    3,949.36x = 17,195,319.79
  5. Step 5: Solve for x
    x = 17,195,319.79/3,949.36
  6. Step 6: Final answer
    x = 4,353.95

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