Finding the Third Proportional to 2,104 and 4,490
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Solution
The third proportional to 2,104 and 4,490 is: 9,581.80
Step by Step Solution
- Step 1: Write the proportion equation
2,104 : 4,490 = 4,490 : x - Step 2: Convert to fraction form
2,104/4,490 = 4,490/x - Step 3: Cross multiply
2,104x = 4,490 × 4,490 - Step 4: Simplify right side
2,104x = 20,160,100 - Step 5: Solve for x
x = 20,160,100/2,104 - Step 6: Final answer
x = 9,581.80
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.