Finding the Third Proportional to 892 and 1,960
Calculator
Solution
The third proportional to 892 and 1,960 is: 4,306.73
Step by Step Solution
- Step 1: Write the proportion equation
892 : 1,960 = 1,960 : x - Step 2: Convert to fraction form
892/1,960 = 1,960/x - Step 3: Cross multiply
892x = 1,960 × 1,960 - Step 4: Simplify right side
892x = 3,841,600 - Step 5: Solve for x
x = 3,841,600/892 - Step 6: Final answer
x = 4,306.73
Related Problems
Find third proportional to 446 and 980
Half scale
Find third proportional to 1,784 and 3,920
Double scale
Find third proportional to 894 and 1,964
Similar ratio
Find third proportional to 1,338 and 2,940
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.