Home / 12,217.20-18,325.59-3,897.06

Finding the Fourth Proportional to 12,217.20, 18,325.59 and 3,897.06

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Solution

The fourth proportional to 12,217.20, 18,325.59 and 3,897.06 is: 5,845.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217.20 : 18,325.59 = 3,897.06 : x
  2. Step 2: Convert to fraction form
    12,217.20/18,325.59 = 3,897.06/x
  3. Step 3: Cross multiply
    12,217.20x = 18,325.59 × 3,897.06
  4. Step 4: Simplify right side
    12,217.20x = 71,415,923.77
  5. Step 5: Solve for x
    x = 71,415,923.77/12,217.20
  6. Step 6: Final answer
    x = 5,845.52

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