Finding the Third Proportional to 2 and 2.63
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Solution
The third proportional to 2 and 2.63 is: 3.45
Step by Step Solution
- Step 1: Write the proportion equation
2 : 2.63 = 2.63 : x - Step 2: Convert to fraction form
2/2.63 = 2.63/x - Step 3: Cross multiply
2x = 2.63 × 2.63 - Step 4: Simplify right side
2x = 6.89 - Step 5: Solve for x
x = 6.89/2 - Step 6: Final answer
x = 3.45
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Why These Related Problems?
These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.