Home / 9,187.36-13,782.33-2,945.91

Finding the Fourth Proportional to 9,187.36, 13,782.33 and 2,945.91

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Solution

The fourth proportional to 9,187.36, 13,782.33 and 2,945.91 is: 4,419.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,187.36 : 13,782.33 = 2,945.91 : x
  2. Step 2: Convert to fraction form
    9,187.36/13,782.33 = 2,945.91/x
  3. Step 3: Cross multiply
    9,187.36x = 13,782.33 × 2,945.91
  4. Step 4: Simplify right side
    9,187.36x = 40,601,469.31
  5. Step 5: Solve for x
    x = 40,601,469.31/9,187.36
  6. Step 6: Final answer
    x = 4,419.27

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