Finding the Third Proportional to 824 and 1,695
Calculator
Solution
The third proportional to 824 and 1,695 is: 3,486.68
Step by Step Solution
- Step 1: Write the proportion equation
824 : 1,695 = 1,695 : x - Step 2: Convert to fraction form
824/1,695 = 1,695/x - Step 3: Cross multiply
824x = 1,695 × 1,695 - Step 4: Simplify right side
824x = 2,873,025 - Step 5: Solve for x
x = 2,873,025/824 - Step 6: Final answer
x = 3,486.68
Related Problems
Find third proportional to 412 and 847.50
Half scale
Find third proportional to 1,648 and 3,390
Double scale
Find third proportional to 826 and 1,699
Similar ratio
Find third proportional to 1,236 and 2,542.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.