Finding the Fourth Proportional to 2,926.24, 4,038 and 1,684
Calculator
Solution
The fourth proportional to 2,926.24, 4,038 and 1,684 is: 2,323.80
Step by Step Solution
- Step 1: Write the proportion equation
2,926.24 : 4,038 = 1,684 : x - Step 2: Convert to fraction form
2,926.24/4,038 = 1,684/x - Step 3: Cross multiply
2,926.24x = 4,038 × 1,684 - Step 4: Simplify right side
2,926.24x = 6,799,992 - Step 5: Solve for x
x = 6,799,992/2,926.24 - Step 6: Final answer
x = 2,323.80
Related Problems
Find fourth proportional to 1,463.12, 2,019 and 842
Half scale
Find fourth proportional to 5,852.48, 8,076 and 3,368
Double scale
Find fourth proportional to 2,927.24, 4,039.38 and 1,685
Similar ratio
Find fourth proportional to 4,389.36, 6,057 and 2,526
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.