Home / 10,619.88-15,930.44-3,224.58

Finding the Fourth Proportional to 10,619.88, 15,930.44 and 3,224.58

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Solution

The fourth proportional to 10,619.88, 15,930.44 and 3,224.58 is: 4,837.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,619.88 : 15,930.44 = 3,224.58 : x
  2. Step 2: Convert to fraction form
    10,619.88/15,930.44 = 3,224.58/x
  3. Step 3: Cross multiply
    10,619.88x = 15,930.44 × 3,224.58
  4. Step 4: Simplify right side
    10,619.88x = 51,368,978.22
  5. Step 5: Solve for x
    x = 51,368,978.22/10,619.88
  6. Step 6: Final answer
    x = 4,837.06

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