Finding the Third Proportional to 3,817.13 and 6,621.75
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Solution
The third proportional to 3,817.13 and 6,621.75 is: 11,487.07
Step by Step Solution
- Step 1: Write the proportion equation
3,817.13 : 6,621.75 = 6,621.75 : x - Step 2: Convert to fraction form
3,817.13/6,621.75 = 6,621.75/x - Step 3: Cross multiply
3,817.13x = 6,621.75 × 6,621.75 - Step 4: Simplify right side
3,817.13x = 43,847,573.06 - Step 5: Solve for x
x = 43,847,573.06/3,817.13 - Step 6: Final answer
x = 11,487.07
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Why These Related Problems?
These problems maintain the same ratio (1.73) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.