Finding the Third Proportional to 7,941 and 12,164
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Solution
The third proportional to 7,941 and 12,164 is: 18,632.78
Step by Step Solution
- Step 1: Write the proportion equation
7,941 : 12,164 = 12,164 : x - Step 2: Convert to fraction form
7,941/12,164 = 12,164/x - Step 3: Cross multiply
7,941x = 12,164 × 12,164 - Step 4: Simplify right side
7,941x = 147,962,896 - Step 5: Solve for x
x = 147,962,896/7,941 - Step 6: Final answer
x = 18,632.78
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.