Finding the Third Proportional to 776 and 1,696
Calculator
Solution
The third proportional to 776 and 1,696 is: 3,706.72
Step by Step Solution
- Step 1: Write the proportion equation
776 : 1,696 = 1,696 : x - Step 2: Convert to fraction form
776/1,696 = 1,696/x - Step 3: Cross multiply
776x = 1,696 × 1,696 - Step 4: Simplify right side
776x = 2,876,416 - Step 5: Solve for x
x = 2,876,416/776 - Step 6: Final answer
x = 3,706.72
Related Problems
Find third proportional to 388 and 848
Half scale
Find third proportional to 1,552 and 3,392
Double scale
Find third proportional to 778 and 1,700
Similar ratio
Find third proportional to 1,164 and 2,544
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.