Finding the Third Proportional to 918 and 1,926
Calculator
Solution
The third proportional to 918 and 1,926 is: 4,040.82
Step by Step Solution
- Step 1: Write the proportion equation
918 : 1,926 = 1,926 : x - Step 2: Convert to fraction form
918/1,926 = 1,926/x - Step 3: Cross multiply
918x = 1,926 × 1,926 - Step 4: Simplify right side
918x = 3,709,476 - Step 5: Solve for x
x = 3,709,476/918 - Step 6: Final answer
x = 4,040.82
Related Problems
Find third proportional to 459 and 963
Half scale
Find third proportional to 1,836 and 3,852
Double scale
Find third proportional to 920 and 1,930
Similar ratio
Find third proportional to 1,377 and 2,889
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.