Finding the Third Proportional to 4,800 and 7,029
Calculator
Solution
The third proportional to 4,800 and 7,029 is: 10,293.09
Step by Step Solution
- Step 1: Write the proportion equation
4,800 : 7,029 = 7,029 : x - Step 2: Convert to fraction form
4,800/7,029 = 7,029/x - Step 3: Cross multiply
4,800x = 7,029 × 7,029 - Step 4: Simplify right side
4,800x = 49,406,841 - Step 5: Solve for x
x = 49,406,841/4,800 - Step 6: Final answer
x = 10,293.09
Related Problems
Find third proportional to 2,400 and 3,514.50
Half scale
Find third proportional to 9,600 and 14,058
Double scale
Find third proportional to 4,802 and 7,032
Similar ratio
Find third proportional to 7,200 and 10,543.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.