Home / 7,849.92-11,781.36-3,236.16

Finding the Fourth Proportional to 7,849.92, 11,781.36 and 3,236.16

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Solution

The fourth proportional to 7,849.92, 11,781.36 and 3,236.16 is: 4,856.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,849.92 : 11,781.36 = 3,236.16 : x
  2. Step 2: Convert to fraction form
    7,849.92/11,781.36 = 3,236.16/x
  3. Step 3: Cross multiply
    7,849.92x = 11,781.36 × 3,236.16
  4. Step 4: Simplify right side
    7,849.92x = 38,126,365.98
  5. Step 5: Solve for x
    x = 38,126,365.98/7,849.92
  6. Step 6: Final answer
    x = 4,856.91

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