Finding the Third Proportional to 5,645 and 11,938
Calculator
Solution
The third proportional to 5,645 and 11,938 is: 25,246.39
Step by Step Solution
- Step 1: Write the proportion equation
5,645 : 11,938 = 11,938 : x - Step 2: Convert to fraction form
5,645/11,938 = 11,938/x - Step 3: Cross multiply
5,645x = 11,938 × 11,938 - Step 4: Simplify right side
5,645x = 142,515,844 - Step 5: Solve for x
x = 142,515,844/5,645 - Step 6: Final answer
x = 25,246.39
Related Problems
Find third proportional to 2,822.50 and 5,969
Half scale
Find third proportional to 11,290 and 23,876
Double scale
Find third proportional to 5,647 and 11,942
Similar ratio
Find third proportional to 8,467.50 and 17,907
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.