Finding the Fourth Proportional to 6.83, 10.25 and 4.17

Step by Step Solution

1. Step 1: Write the proportion equation
   6.83 : 10.25 = 4.17 : x
2. Step 2: Convert to fraction form
   6.83/10.25 = 4.17/x
3. Step 3: Cross multiply
   6.83x = 10.25 × 4.17
4. Step 4: Simplify right side
   6.83x = 42.72
5. Step 5: Solve for x
   x = 42.72/6.83
6. Step 6: Final answer
   x = 6.26