Home / 10,786.02-16,181.30-3,391.22

Finding the Fourth Proportional to 10,786.02, 16,181.30 and 3,391.22

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Solution

The fourth proportional to 10,786.02, 16,181.30 and 3,391.22 is: 5,087.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786.02 : 16,181.30 = 3,391.22 : x
  2. Step 2: Convert to fraction form
    10,786.02/16,181.30 = 3,391.22/x
  3. Step 3: Cross multiply
    10,786.02x = 16,181.30 × 3,391.22
  4. Step 4: Simplify right side
    10,786.02x = 54,874,348.19
  5. Step 5: Solve for x
    x = 54,874,348.19/10,786.02
  6. Step 6: Final answer
    x = 5,087.54

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