Finding the Fourth Proportional to 3,223.04, 4,834 and 914
Calculator
Solution
The fourth proportional to 3,223.04, 4,834 and 914 is: 1,370.84
Step by Step Solution
- Step 1: Write the proportion equation
3,223.04 : 4,834 = 914 : x - Step 2: Convert to fraction form
3,223.04/4,834 = 914/x - Step 3: Cross multiply
3,223.04x = 4,834 × 914 - Step 4: Simplify right side
3,223.04x = 4,418,276 - Step 5: Solve for x
x = 4,418,276/3,223.04 - Step 6: Final answer
x = 1,370.84
Related Problems
Find fourth proportional to 1,611.52, 2,417 and 457
Half scale
Find fourth proportional to 6,446.08, 9,668 and 1,828
Double scale
Find fourth proportional to 3,224.04, 4,835.50 and 915
Similar ratio
Find fourth proportional to 4,834.56, 7,251 and 1,371
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.