Finding the Third Proportional to 1,899 and 4,149
Calculator
Solution
The third proportional to 1,899 and 4,149 is: 9,064.88
Step by Step Solution
- Step 1: Write the proportion equation
1,899 : 4,149 = 4,149 : x - Step 2: Convert to fraction form
1,899/4,149 = 4,149/x - Step 3: Cross multiply
1,899x = 4,149 × 4,149 - Step 4: Simplify right side
1,899x = 17,214,201 - Step 5: Solve for x
x = 17,214,201/1,899 - Step 6: Final answer
x = 9,064.88
Related Problems
Find third proportional to 949.50 and 2,074.50
Half scale
Find third proportional to 3,798 and 8,298
Double scale
Find third proportional to 1,901 and 4,153
Similar ratio
Find third proportional to 2,848.50 and 6,223.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.