Finding the Third Proportional to 1,644 and 2,388
Calculator
Solution
The third proportional to 1,644 and 2,388 is: 3,468.70
Step by Step Solution
- Step 1: Write the proportion equation
1,644 : 2,388 = 2,388 : x - Step 2: Convert to fraction form
1,644/2,388 = 2,388/x - Step 3: Cross multiply
1,644x = 2,388 × 2,388 - Step 4: Simplify right side
1,644x = 5,702,544 - Step 5: Solve for x
x = 5,702,544/1,644 - Step 6: Final answer
x = 3,468.70
Related Problems
Find third proportional to 822 and 1,194
Half scale
Find third proportional to 3,288 and 4,776
Double scale
Find third proportional to 1,646 and 2,391
Similar ratio
Find third proportional to 2,466 and 3,582
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.