Finding the Third Proportional to 1,559 and 3,163
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Solution
The third proportional to 1,559 and 3,163 is: 6,417.30
Step by Step Solution
- Step 1: Write the proportion equation
1,559 : 3,163 = 3,163 : x - Step 2: Convert to fraction form
1,559/3,163 = 3,163/x - Step 3: Cross multiply
1,559x = 3,163 × 3,163 - Step 4: Simplify right side
1,559x = 10,004,569 - Step 5: Solve for x
x = 10,004,569/1,559 - Step 6: Final answer
x = 6,417.30
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Why These Related Problems?
These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.