Finding the Third Proportional to 4,188 and 9,213
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Solution
The third proportional to 4,188 and 9,213 is: 20,267.28
Step by Step Solution
- Step 1: Write the proportion equation
4,188 : 9,213 = 9,213 : x - Step 2: Convert to fraction form
4,188/9,213 = 9,213/x - Step 3: Cross multiply
4,188x = 9,213 × 9,213 - Step 4: Simplify right side
4,188x = 84,879,369 - Step 5: Solve for x
x = 84,879,369/4,188 - Step 6: Final answer
x = 20,267.28
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.