Finding the Fourth Proportional to 4.52, 6.23 and 4
Calculator
Solution
The fourth proportional to 4.52, 6.23 and 4 is: 5.51
Step by Step Solution
- Step 1: Write the proportion equation
4.52 : 6.23 = 4 : x - Step 2: Convert to fraction form
4.52/6.23 = 4/x - Step 3: Cross multiply
4.52x = 6.23 × 4 - Step 4: Simplify right side
4.52x = 24.92 - Step 5: Solve for x
x = 24.92/4.52 - Step 6: Final answer
x = 5.51
Related Problems
Find fourth proportional to 2.26, 3.12 and 2
Half scale
Find fourth proportional to 9.04, 12.46 and 8
Double scale
Find fourth proportional to 5.52, 7.61 and 5
Similar ratio
Find fourth proportional to 6.78, 9.35 and 6
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.