Finding the Third Proportional to 5,230 and 11,430
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Solution
The third proportional to 5,230 and 11,430 is: 24,979.90
Step by Step Solution
- Step 1: Write the proportion equation
5,230 : 11,430 = 11,430 : x - Step 2: Convert to fraction form
5,230/11,430 = 11,430/x - Step 3: Cross multiply
5,230x = 11,430 × 11,430 - Step 4: Simplify right side
5,230x = 130,644,900 - Step 5: Solve for x
x = 130,644,900/5,230 - Step 6: Final answer
x = 24,979.90
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.