Finding the Third Proportional to 1,728 and 2,304
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Solution
The third proportional to 1,728 and 2,304 is: 3,072
Step by Step Solution
- Step 1: Write the proportion equation
1,728 : 2,304 = 2,304 : x - Step 2: Convert to fraction form
1,728/2,304 = 2,304/x - Step 3: Cross multiply
1,728x = 2,304 × 2,304 - Step 4: Simplify right side
1,728x = 5,308,416 - Step 5: Solve for x
x = 5,308,416/1,728 - Step 6: Final answer
x = 3,072
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Why These Related Problems?
These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.