Finding the Third Proportional to 4,400 and 9,628
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Solution
The third proportional to 4,400 and 9,628 is: 21,067.81
Step by Step Solution
- Step 1: Write the proportion equation
4,400 : 9,628 = 9,628 : x - Step 2: Convert to fraction form
4,400/9,628 = 9,628/x - Step 3: Cross multiply
4,400x = 9,628 × 9,628 - Step 4: Simplify right side
4,400x = 92,698,384 - Step 5: Solve for x
x = 92,698,384/4,400 - Step 6: Final answer
x = 21,067.81
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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.