Finding the Fourth Proportional to 8,104, 12,156 and 2,632
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Solution
The fourth proportional to 8,104, 12,156 and 2,632 is: 3,948
Step by Step Solution
- Step 1: Write the proportion equation
8,104 : 12,156 = 2,632 : x - Step 2: Convert to fraction form
8,104/12,156 = 2,632/x - Step 3: Cross multiply
8,104x = 12,156 × 2,632 - Step 4: Simplify right side
8,104x = 31,994,592 - Step 5: Solve for x
x = 31,994,592/8,104 - Step 6: Final answer
x = 3,948
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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.