Finding the Third Proportional to 3,298 and 5,123
Calculator
Solution
The third proportional to 3,298 and 5,123 is: 7,957.89
Step by Step Solution
- Step 1: Write the proportion equation
3,298 : 5,123 = 5,123 : x - Step 2: Convert to fraction form
3,298/5,123 = 5,123/x - Step 3: Cross multiply
3,298x = 5,123 × 5,123 - Step 4: Simplify right side
3,298x = 26,245,129 - Step 5: Solve for x
x = 26,245,129/3,298 - Step 6: Final answer
x = 7,957.89
Related Problems
Find third proportional to 1,649 and 2,561.50
Half scale
Find third proportional to 6,596 and 10,246
Double scale
Find third proportional to 3,300 and 5,126
Similar ratio
Find third proportional to 4,947 and 7,684.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.