Finding the Third Proportional to 2,685 and 5,694
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Solution
The third proportional to 2,685 and 5,694 is: 12,075.10
Step by Step Solution
- Step 1: Write the proportion equation
2,685 : 5,694 = 5,694 : x - Step 2: Convert to fraction form
2,685/5,694 = 5,694/x - Step 3: Cross multiply
2,685x = 5,694 × 5,694 - Step 4: Simplify right side
2,685x = 32,421,636 - Step 5: Solve for x
x = 32,421,636/2,685 - Step 6: Final answer
x = 12,075.10
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.