Finding the Third Proportional to 828 and 1,795.50
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Solution
The third proportional to 828 and 1,795.50 is: 3,893.50
Step by Step Solution
- Step 1: Write the proportion equation
828 : 1,795.50 = 1,795.50 : x - Step 2: Convert to fraction form
828/1,795.50 = 1,795.50/x - Step 3: Cross multiply
828x = 1,795.50 × 1,795.50 - Step 4: Simplify right side
828x = 3,223,820.25 - Step 5: Solve for x
x = 3,223,820.25/828 - Step 6: Final answer
x = 3,893.50
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.