Finding the Third Proportional to 2,648 and 3,958
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Solution
The third proportional to 2,648 and 3,958 is: 5,916.07
Step by Step Solution
- Step 1: Write the proportion equation
2,648 : 3,958 = 3,958 : x - Step 2: Convert to fraction form
2,648/3,958 = 3,958/x - Step 3: Cross multiply
2,648x = 3,958 × 3,958 - Step 4: Simplify right side
2,648x = 15,665,764 - Step 5: Solve for x
x = 15,665,764/2,648 - Step 6: Final answer
x = 5,916.07
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.