Finding the Third Proportional to 960 and 1,074
Calculator
Solution
The third proportional to 960 and 1,074 is: 1,201.54
Step by Step Solution
- Step 1: Write the proportion equation
960 : 1,074 = 1,074 : x - Step 2: Convert to fraction form
960/1,074 = 1,074/x - Step 3: Cross multiply
960x = 1,074 × 1,074 - Step 4: Simplify right side
960x = 1,153,476 - Step 5: Solve for x
x = 1,153,476/960 - Step 6: Final answer
x = 1,201.54
Related Problems
Find third proportional to 480 and 537
Half scale
Find third proportional to 1,920 and 2,148
Double scale
Find third proportional to 962 and 1,076
Similar ratio
Find third proportional to 1,440 and 1,611
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.