Finding the Fourth Proportional to 10,838, 16,257 and 3,542
Calculator
Solution
The fourth proportional to 10,838, 16,257 and 3,542 is: 5,313
Step by Step Solution
- Step 1: Write the proportion equation
10,838 : 16,257 = 3,542 : x - Step 2: Convert to fraction form
10,838/16,257 = 3,542/x - Step 3: Cross multiply
10,838x = 16,257 × 3,542 - Step 4: Simplify right side
10,838x = 57,582,294 - Step 5: Solve for x
x = 57,582,294/10,838 - Step 6: Final answer
x = 5,313
Related Problems
Find fourth proportional to 5,419, 8,128.50 and 1,771
Half scale
Find fourth proportional to 21,676, 32,514 and 7,084
Double scale
Find fourth proportional to 10,839, 16,258.50 and 3,543
Similar ratio
Find fourth proportional to 16,257, 24,385.50 and 5,313
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.