Finding the Third Proportional to 962 and 1,320
Calculator
Solution
The third proportional to 962 and 1,320 is: 1,811.23
Step by Step Solution
- Step 1: Write the proportion equation
962 : 1,320 = 1,320 : x - Step 2: Convert to fraction form
962/1,320 = 1,320/x - Step 3: Cross multiply
962x = 1,320 × 1,320 - Step 4: Simplify right side
962x = 1,742,400 - Step 5: Solve for x
x = 1,742,400/962 - Step 6: Final answer
x = 1,811.23
Related Problems
Find third proportional to 481 and 660
Half scale
Find third proportional to 1,924 and 2,640
Double scale
Find third proportional to 964 and 1,323
Similar ratio
Find third proportional to 1,443 and 1,980
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.