Finding the Fourth Proportional to 10,806, 16,209 and 2,598
Calculator
Solution
The fourth proportional to 10,806, 16,209 and 2,598 is: 3,897
Step by Step Solution
- Step 1: Write the proportion equation
10,806 : 16,209 = 2,598 : x - Step 2: Convert to fraction form
10,806/16,209 = 2,598/x - Step 3: Cross multiply
10,806x = 16,209 × 2,598 - Step 4: Simplify right side
10,806x = 42,110,982 - Step 5: Solve for x
x = 42,110,982/10,806 - Step 6: Final answer
x = 3,897
Related Problems
Find fourth proportional to 5,403, 8,104.50 and 1,299
Half scale
Find fourth proportional to 21,612, 32,418 and 5,196
Double scale
Find fourth proportional to 10,807, 16,210.50 and 2,599
Similar ratio
Find fourth proportional to 16,209, 24,313.50 and 3,897
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.