Finding the Third Proportional to 993 and 2,123
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Solution
The third proportional to 993 and 2,123 is: 4,538.90
Step by Step Solution
- Step 1: Write the proportion equation
993 : 2,123 = 2,123 : x - Step 2: Convert to fraction form
993/2,123 = 2,123/x - Step 3: Cross multiply
993x = 2,123 × 2,123 - Step 4: Simplify right side
993x = 4,507,129 - Step 5: Solve for x
x = 4,507,129/993 - Step 6: Final answer
x = 4,538.90
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.