Home / 8,834.24-13,243.12-2,986.78

Finding the Fourth Proportional to 8,834.24, 13,243.12 and 2,986.78

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Solution

The fourth proportional to 8,834.24, 13,243.12 and 2,986.78 is: 4,477.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,834.24 : 13,243.12 = 2,986.78 : x
  2. Step 2: Convert to fraction form
    8,834.24/13,243.12 = 2,986.78/x
  3. Step 3: Cross multiply
    8,834.24x = 13,243.12 × 2,986.78
  4. Step 4: Simplify right side
    8,834.24x = 39,554,285.95
  5. Step 5: Solve for x
    x = 39,554,285.95/8,834.24
  6. Step 6: Final answer
    x = 4,477.38

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