Finding the Fourth Proportional to 10.58, 15.88 and 3.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10.58 : 15.88 = 3.83 : x
2. Step 2: Convert to fraction form
   10.58/15.88 = 3.83/x
3. Step 3: Cross multiply
   10.58x = 15.88 × 3.83
4. Step 4: Simplify right side
   10.58x = 60.83
5. Step 5: Solve for x
   x = 60.83/10.58
6. Step 6: Final answer
   x = 5.75