Finding the Fourth Proportional to 2.96, 4.43 and 2
Calculator
Solution
The fourth proportional to 2.96, 4.43 and 2 is: 2.99
Step by Step Solution
- Step 1: Write the proportion equation
2.96 : 4.43 = 2 : x - Step 2: Convert to fraction form
2.96/4.43 = 2/x - Step 3: Cross multiply
2.96x = 4.43 × 2 - Step 4: Simplify right side
2.96x = 8.86 - Step 5: Solve for x
x = 8.86/2.96 - Step 6: Final answer
x = 2.99
Related Problems
Find fourth proportional to 1.48, 2.22 and 1
Half scale
Find fourth proportional to 5.92, 8.86 and 4
Double scale
Find fourth proportional to 3.96, 5.93 and 3
Similar ratio
Find fourth proportional to 4.44, 6.65 and 3
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.