Finding the Third Proportional to 2,822 and 6,431
Calculator
Solution
The third proportional to 2,822 and 6,431 is: 14,655.48
Step by Step Solution
- Step 1: Write the proportion equation
2,822 : 6,431 = 6,431 : x - Step 2: Convert to fraction form
2,822/6,431 = 6,431/x - Step 3: Cross multiply
2,822x = 6,431 × 6,431 - Step 4: Simplify right side
2,822x = 41,357,761 - Step 5: Solve for x
x = 41,357,761/2,822 - Step 6: Final answer
x = 14,655.48
Related Problems
Find third proportional to 1,411 and 3,215.50
Half scale
Find third proportional to 5,644 and 12,862
Double scale
Find third proportional to 2,824 and 6,436
Similar ratio
Find third proportional to 4,233 and 9,646.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.