Finding the Third Proportional to 1,134 and 2,142
Calculator
Solution
The third proportional to 1,134 and 2,142 is: 4,046
Step by Step Solution
- Step 1: Write the proportion equation
1,134 : 2,142 = 2,142 : x - Step 2: Convert to fraction form
1,134/2,142 = 2,142/x - Step 3: Cross multiply
1,134x = 2,142 × 2,142 - Step 4: Simplify right side
1,134x = 4,588,164 - Step 5: Solve for x
x = 4,588,164/1,134 - Step 6: Final answer
x = 4,046
Related Problems
Find third proportional to 567 and 1,071
Half scale
Find third proportional to 2,268 and 4,284
Double scale
Find third proportional to 1,136 and 2,146
Similar ratio
Find third proportional to 1,701 and 3,213
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.89) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.