Finding the Fourth Proportional to 10,384, 15,576 and 3,088
Calculator
Solution
The fourth proportional to 10,384, 15,576 and 3,088 is: 4,632
Step by Step Solution
- Step 1: Write the proportion equation
10,384 : 15,576 = 3,088 : x - Step 2: Convert to fraction form
10,384/15,576 = 3,088/x - Step 3: Cross multiply
10,384x = 15,576 × 3,088 - Step 4: Simplify right side
10,384x = 48,098,688 - Step 5: Solve for x
x = 48,098,688/10,384 - Step 6: Final answer
x = 4,632
Related Problems
Find fourth proportional to 5,192, 7,788 and 1,544
Half scale
Find fourth proportional to 20,768, 31,152 and 6,176
Double scale
Find fourth proportional to 10,385, 15,577.50 and 3,089
Similar ratio
Find fourth proportional to 15,576, 23,364 and 4,632
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.