Finding the Third Proportional to 2,692 and 3,896
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Solution
The third proportional to 2,692 and 3,896 is: 5,638.49
Step by Step Solution
- Step 1: Write the proportion equation
2,692 : 3,896 = 3,896 : x - Step 2: Convert to fraction form
2,692/3,896 = 3,896/x - Step 3: Cross multiply
2,692x = 3,896 × 3,896 - Step 4: Simplify right side
2,692x = 15,178,816 - Step 5: Solve for x
x = 15,178,816/2,692 - Step 6: Final answer
x = 5,638.49
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These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.