Finding the Third Proportional to 7,380 and 10,965
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Solution
The third proportional to 7,380 and 10,965 is: 16,291.49
Step by Step Solution
- Step 1: Write the proportion equation
7,380 : 10,965 = 10,965 : x - Step 2: Convert to fraction form
7,380/10,965 = 10,965/x - Step 3: Cross multiply
7,380x = 10,965 × 10,965 - Step 4: Simplify right side
7,380x = 120,231,225 - Step 5: Solve for x
x = 120,231,225/7,380 - Step 6: Final answer
x = 16,291.49
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.