Finding the Third Proportional to 2,157.75 and 4,497.75
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Solution
The third proportional to 2,157.75 and 4,497.75 is: 9,375.39
Step by Step Solution
- Step 1: Write the proportion equation
2,157.75 : 4,497.75 = 4,497.75 : x - Step 2: Convert to fraction form
2,157.75/4,497.75 = 4,497.75/x - Step 3: Cross multiply
2,157.75x = 4,497.75 × 4,497.75 - Step 4: Simplify right side
2,157.75x = 20,229,755.06 - Step 5: Solve for x
x = 20,229,755.06/2,157.75 - Step 6: Final answer
x = 9,375.39
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These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.