Home / 2,727.05-4,087.73-1,265

Finding the Fourth Proportional to 2,727.05, 4,087.73 and 1,265

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Solution

The fourth proportional to 2,727.05, 4,087.73 and 1,265 is: 1,896.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.05 : 4,087.73 = 1,265 : x
  2. Step 2: Convert to fraction form
    2,727.05/4,087.73 = 1,265/x
  3. Step 3: Cross multiply
    2,727.05x = 4,087.73 × 1,265
  4. Step 4: Simplify right side
    2,727.05x = 5,170,978.45
  5. Step 5: Solve for x
    x = 5,170,978.45/2,727.05
  6. Step 6: Final answer
    x = 1,896.18

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