Home / 3,981.58-5,972.37-1,059.90

Finding the Fourth Proportional to 3,981.58, 5,972.37 and 1,059.90

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Solution

The fourth proportional to 3,981.58, 5,972.37 and 1,059.90 is: 1,589.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981.58 : 5,972.37 = 1,059.90 : x
  2. Step 2: Convert to fraction form
    3,981.58/5,972.37 = 1,059.90/x
  3. Step 3: Cross multiply
    3,981.58x = 5,972.37 × 1,059.90
  4. Step 4: Simplify right side
    3,981.58x = 6,330,114.96
  5. Step 5: Solve for x
    x = 6,330,114.96/3,981.58
  6. Step 6: Final answer
    x = 1,589.85

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