Finding the Third Proportional to 830 and 2,013
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Solution
The third proportional to 830 and 2,013 is: 4,882.13
Step by Step Solution
- Step 1: Write the proportion equation
830 : 2,013 = 2,013 : x - Step 2: Convert to fraction form
830/2,013 = 2,013/x - Step 3: Cross multiply
830x = 2,013 × 2,013 - Step 4: Simplify right side
830x = 4,052,169 - Step 5: Solve for x
x = 4,052,169/830 - Step 6: Final answer
x = 4,882.13
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Why These Related Problems?
These problems maintain the same ratio (2.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.