Finding the Third Proportional to 4,840.50 and 7,242
Calculator
Solution
The third proportional to 4,840.50 and 7,242 is: 10,834.95
Step by Step Solution
- Step 1: Write the proportion equation
4,840.50 : 7,242 = 7,242 : x - Step 2: Convert to fraction form
4,840.50/7,242 = 7,242/x - Step 3: Cross multiply
4,840.50x = 7,242 × 7,242 - Step 4: Simplify right side
4,840.50x = 52,446,564 - Step 5: Solve for x
x = 52,446,564/4,840.50 - Step 6: Final answer
x = 10,834.95
Related Problems
Find third proportional to 2,420.25 and 3,621
Half scale
Find third proportional to 9,681 and 14,484
Double scale
Find third proportional to 4,843 and 7,245
Similar ratio
Find third proportional to 7,260.75 and 10,863
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.