Finding the Third Proportional to 1,410 and 2,112
Calculator
Solution
The third proportional to 1,410 and 2,112 is: 3,163.51
Step by Step Solution
- Step 1: Write the proportion equation
1,410 : 2,112 = 2,112 : x - Step 2: Convert to fraction form
1,410/2,112 = 2,112/x - Step 3: Cross multiply
1,410x = 2,112 × 2,112 - Step 4: Simplify right side
1,410x = 4,460,544 - Step 5: Solve for x
x = 4,460,544/1,410 - Step 6: Final answer
x = 3,163.51
Related Problems
Find third proportional to 705 and 1,056
Half scale
Find third proportional to 2,820 and 4,224
Double scale
Find third proportional to 1,412 and 2,115
Similar ratio
Find third proportional to 2,115 and 3,168
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.