Finding the Third Proportional to 890 and 1,894
Calculator
Solution
The third proportional to 890 and 1,894 is: 4,030.60
Step by Step Solution
- Step 1: Write the proportion equation
890 : 1,894 = 1,894 : x - Step 2: Convert to fraction form
890/1,894 = 1,894/x - Step 3: Cross multiply
890x = 1,894 × 1,894 - Step 4: Simplify right side
890x = 3,587,236 - Step 5: Solve for x
x = 3,587,236/890 - Step 6: Final answer
x = 4,030.60
Related Problems
Find third proportional to 445 and 947
Half scale
Find third proportional to 1,780 and 3,788
Double scale
Find third proportional to 892 and 1,898
Similar ratio
Find third proportional to 1,335 and 2,841
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.