Finding the Third Proportional to 994 and 2,170
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Solution
The third proportional to 994 and 2,170 is: 4,737.32
Step by Step Solution
- Step 1: Write the proportion equation
994 : 2,170 = 2,170 : x - Step 2: Convert to fraction form
994/2,170 = 2,170/x - Step 3: Cross multiply
994x = 2,170 × 2,170 - Step 4: Simplify right side
994x = 4,708,900 - Step 5: Solve for x
x = 4,708,900/994 - Step 6: Final answer
x = 4,737.32
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.