Finding the Third Proportional to 1,491 and 3,255
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Solution
The third proportional to 1,491 and 3,255 is: 7,105.99
Step by Step Solution
- Step 1: Write the proportion equation
1,491 : 3,255 = 3,255 : x - Step 2: Convert to fraction form
1,491/3,255 = 3,255/x - Step 3: Cross multiply
1,491x = 3,255 × 3,255 - Step 4: Simplify right side
1,491x = 10,595,025 - Step 5: Solve for x
x = 10,595,025/1,491 - Step 6: Final answer
x = 7,105.99
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.