Finding the Third Proportional to 2,170 and 4,772
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Solution
The third proportional to 2,170 and 4,772 is: 10,494.00
Step by Step Solution
- Step 1: Write the proportion equation
2,170 : 4,772 = 4,772 : x - Step 2: Convert to fraction form
2,170/4,772 = 4,772/x - Step 3: Cross multiply
2,170x = 4,772 × 4,772 - Step 4: Simplify right side
2,170x = 22,771,984 - Step 5: Solve for x
x = 22,771,984/2,170 - Step 6: Final answer
x = 10,494.00
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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.