Finding the Fourth Proportional to 8.73, 12.04 and 6
Calculator
Solution
The fourth proportional to 8.73, 12.04 and 6 is: 8.27
Step by Step Solution
- Step 1: Write the proportion equation
8.73 : 12.04 = 6 : x - Step 2: Convert to fraction form
8.73/12.04 = 6/x - Step 3: Cross multiply
8.73x = 12.04 × 6 - Step 4: Simplify right side
8.73x = 72.24 - Step 5: Solve for x
x = 72.24/8.73 - Step 6: Final answer
x = 8.27
Related Problems
Find fourth proportional to 4.37, 6.02 and 3
Half scale
Find fourth proportional to 17.46, 24.08 and 12
Double scale
Find fourth proportional to 9.73, 13.42 and 7
Similar ratio
Find fourth proportional to 13.10, 18.06 and 9
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.