Finding the Third Proportional to 2,488 and 5,980
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Solution
The third proportional to 2,488 and 5,980 is: 14,373.15
Step by Step Solution
- Step 1: Write the proportion equation
2,488 : 5,980 = 5,980 : x - Step 2: Convert to fraction form
2,488/5,980 = 5,980/x - Step 3: Cross multiply
2,488x = 5,980 × 5,980 - Step 4: Simplify right side
2,488x = 35,760,400 - Step 5: Solve for x
x = 35,760,400/2,488 - Step 6: Final answer
x = 14,373.15
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Why These Related Problems?
These problems maintain the same ratio (2.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.