Finding the Third Proportional to 912.50 and 2,000
Calculator
Solution
The third proportional to 912.50 and 2,000 is: 4,383.56
Step by Step Solution
- Step 1: Write the proportion equation
912.50 : 2,000 = 2,000 : x - Step 2: Convert to fraction form
912.50/2,000 = 2,000/x - Step 3: Cross multiply
912.50x = 2,000 × 2,000 - Step 4: Simplify right side
912.50x = 4,000,000 - Step 5: Solve for x
x = 4,000,000/912.50 - Step 6: Final answer
x = 4,383.56
Related Problems
Find third proportional to 456.25 and 1,000
Half scale
Find third proportional to 1,825 and 4,000
Double scale
Find third proportional to 915 and 2,004
Similar ratio
Find third proportional to 1,368.75 and 3,000
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.