Finding the Third Proportional to 971 and 1,368
Calculator
Solution
The third proportional to 971 and 1,368 is: 1,927.32
Step by Step Solution
- Step 1: Write the proportion equation
971 : 1,368 = 1,368 : x - Step 2: Convert to fraction form
971/1,368 = 1,368/x - Step 3: Cross multiply
971x = 1,368 × 1,368 - Step 4: Simplify right side
971x = 1,871,424 - Step 5: Solve for x
x = 1,871,424/971 - Step 6: Final answer
x = 1,927.32
Related Problems
Find third proportional to 485.50 and 684
Half scale
Find third proportional to 1,942 and 2,736
Double scale
Find third proportional to 973 and 1,371
Similar ratio
Find third proportional to 1,456.50 and 2,052
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.