Finding the Third Proportional to 890 and 2,060
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Solution
The third proportional to 890 and 2,060 is: 4,768.09
Step by Step Solution
- Step 1: Write the proportion equation
890 : 2,060 = 2,060 : x - Step 2: Convert to fraction form
890/2,060 = 2,060/x - Step 3: Cross multiply
890x = 2,060 × 2,060 - Step 4: Simplify right side
890x = 4,243,600 - Step 5: Solve for x
x = 4,243,600/890 - Step 6: Final answer
x = 4,768.09
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Why These Related Problems?
These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.