Finding the Fourth Proportional to 9,896, 14,844 and 2,600
Calculator
Solution
The fourth proportional to 9,896, 14,844 and 2,600 is: 3,900
Step by Step Solution
- Step 1: Write the proportion equation
9,896 : 14,844 = 2,600 : x - Step 2: Convert to fraction form
9,896/14,844 = 2,600/x - Step 3: Cross multiply
9,896x = 14,844 × 2,600 - Step 4: Simplify right side
9,896x = 38,594,400 - Step 5: Solve for x
x = 38,594,400/9,896 - Step 6: Final answer
x = 3,900
Related Problems
Find fourth proportional to 4,948, 7,422 and 1,300
Half scale
Find fourth proportional to 19,792, 29,688 and 5,200
Double scale
Find fourth proportional to 9,897, 14,845.50 and 2,601
Similar ratio
Find fourth proportional to 14,844, 22,266 and 3,900
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.