Finding the Third Proportional to 1,956 and 3,285
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Solution
The third proportional to 1,956 and 3,285 is: 5,516.99
Step by Step Solution
- Step 1: Write the proportion equation
1,956 : 3,285 = 3,285 : x - Step 2: Convert to fraction form
1,956/3,285 = 3,285/x - Step 3: Cross multiply
1,956x = 3,285 × 3,285 - Step 4: Simplify right side
1,956x = 10,791,225 - Step 5: Solve for x
x = 10,791,225/1,956 - Step 6: Final answer
x = 5,516.99
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These problems maintain the same ratio (1.68) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.