Finding the Fourth Proportional to 6.23, 9.34 and 6
Calculator
Solution
The fourth proportional to 6.23, 9.34 and 6 is: 9.00
Step by Step Solution
- Step 1: Write the proportion equation
6.23 : 9.34 = 6 : x - Step 2: Convert to fraction form
6.23/9.34 = 6/x - Step 3: Cross multiply
6.23x = 9.34 × 6 - Step 4: Simplify right side
6.23x = 56.04 - Step 5: Solve for x
x = 56.04/6.23 - Step 6: Final answer
x = 9.00
Related Problems
Find fourth proportional to 3.11, 4.67 and 3
Half scale
Find fourth proportional to 12.45, 18.68 and 12
Double scale
Find fourth proportional to 7.23, 10.84 and 7
Similar ratio
Find fourth proportional to 9.34, 14.01 and 9
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.