Finding the Third Proportional to 1,396 and 3,008
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Solution
The third proportional to 1,396 and 3,008 is: 6,481.42
Step by Step Solution
- Step 1: Write the proportion equation
1,396 : 3,008 = 3,008 : x - Step 2: Convert to fraction form
1,396/3,008 = 3,008/x - Step 3: Cross multiply
1,396x = 3,008 × 3,008 - Step 4: Simplify right side
1,396x = 9,048,064 - Step 5: Solve for x
x = 9,048,064/1,396 - Step 6: Final answer
x = 6,481.42
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.