Home / 12,196.83-16,831.41-6,891.54

Finding the Fourth Proportional to 12,196.83, 16,831.41 and 6,891.54

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Solution

The fourth proportional to 12,196.83, 16,831.41 and 6,891.54 is: 9,510.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,196.83 : 16,831.41 = 6,891.54 : x
  2. Step 2: Convert to fraction form
    12,196.83/16,831.41 = 6,891.54/x
  3. Step 3: Cross multiply
    12,196.83x = 16,831.41 × 6,891.54
  4. Step 4: Simplify right side
    12,196.83x = 115,994,285.08
  5. Step 5: Solve for x
    x = 115,994,285.08/12,196.83
  6. Step 6: Final answer
    x = 9,510.20

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