Finding the Fourth Proportional to 4,312, 6,468 and 1,234
Calculator
Solution
The fourth proportional to 4,312, 6,468 and 1,234 is: 1,851
Step by Step Solution
- Step 1: Write the proportion equation
4,312 : 6,468 = 1,234 : x - Step 2: Convert to fraction form
4,312/6,468 = 1,234/x - Step 3: Cross multiply
4,312x = 6,468 × 1,234 - Step 4: Simplify right side
4,312x = 7,981,512 - Step 5: Solve for x
x = 7,981,512/4,312 - Step 6: Final answer
x = 1,851
Related Problems
Find fourth proportional to 2,156, 3,234 and 617
Half scale
Find fourth proportional to 8,624, 12,936 and 2,468
Double scale
Find fourth proportional to 4,313, 6,469.50 and 1,235
Similar ratio
Find fourth proportional to 6,468, 9,702 and 1,851
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.