Finding the Third Proportional to 2,310.75 and 3,013.13
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Solution
The third proportional to 2,310.75 and 3,013.13 is: 3,928.99
Step by Step Solution
- Step 1: Write the proportion equation
2,310.75 : 3,013.13 = 3,013.13 : x - Step 2: Convert to fraction form
2,310.75/3,013.13 = 3,013.13/x - Step 3: Cross multiply
2,310.75x = 3,013.13 × 3,013.13 - Step 4: Simplify right side
2,310.75x = 9,078,922.27 - Step 5: Solve for x
x = 9,078,922.27/2,310.75 - Step 6: Final answer
x = 3,928.99
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Why These Related Problems?
These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.