Finding the Third Proportional to 1.75 and 2.63
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Solution
The third proportional to 1.75 and 2.63 is: 3.94
Step by Step Solution
- Step 1: Write the proportion equation
1.75 : 2.63 = 2.63 : x - Step 2: Convert to fraction form
1.75/2.63 = 2.63/x - Step 3: Cross multiply
1.75x = 2.63 × 2.63 - Step 4: Simplify right side
1.75x = 6.89 - Step 5: Solve for x
x = 6.89/1.75 - Step 6: Final answer
x = 3.94
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.