Finding the Fourth Proportional to 1.34, 2 and 1.02
Calculator
Solution
The fourth proportional to 1.34, 2 and 1.02 is: 1.53
Step by Step Solution
- Step 1: Write the proportion equation
1.34 : 2 = 1.02 : x - Step 2: Convert to fraction form
1.34/2 = 1.02/x - Step 3: Cross multiply
1.34x = 2 × 1.02 - Step 4: Simplify right side
1.34x = 2.04 - Step 5: Solve for x
x = 2.04/1.34 - Step 6: Final answer
x = 1.53
Related Problems
Find fourth proportional to 0.67, 1 and 0.51
Half scale
Find fourth proportional to 2.67, 4 and 2.04
Double scale
Find fourth proportional to 2.34, 3.50 and 2.02
Similar ratio
Find fourth proportional to 2.00, 3 and 1.53
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.