Finding the Third Proportional to 993 and 2,153
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Solution
The third proportional to 993 and 2,153 is: 4,668.09
Step by Step Solution
- Step 1: Write the proportion equation
993 : 2,153 = 2,153 : x - Step 2: Convert to fraction form
993/2,153 = 2,153/x - Step 3: Cross multiply
993x = 2,153 × 2,153 - Step 4: Simplify right side
993x = 4,635,409 - Step 5: Solve for x
x = 4,635,409/993 - Step 6: Final answer
x = 4,668.09
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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.