Home / 11,719.75-17,579.63-3,511.75

Finding the Fourth Proportional to 11,719.75, 17,579.63 and 3,511.75

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Solution

The fourth proportional to 11,719.75, 17,579.63 and 3,511.75 is: 5,267.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,719.75 : 17,579.63 = 3,511.75 : x
  2. Step 2: Convert to fraction form
    11,719.75/17,579.63 = 3,511.75/x
  3. Step 3: Cross multiply
    11,719.75x = 17,579.63 × 3,511.75
  4. Step 4: Simplify right side
    11,719.75x = 61,735,265.65
  5. Step 5: Solve for x
    x = 61,735,265.65/11,719.75
  6. Step 6: Final answer
    x = 5,267.63

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