Finding the Third Proportional to 2,663.63 and 3,993.75
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Solution
The third proportional to 2,663.63 and 3,993.75 is: 5,988.09
Step by Step Solution
- Step 1: Write the proportion equation
2,663.63 : 3,993.75 = 3,993.75 : x - Step 2: Convert to fraction form
2,663.63/3,993.75 = 3,993.75/x - Step 3: Cross multiply
2,663.63x = 3,993.75 × 3,993.75 - Step 4: Simplify right side
2,663.63x = 15,950,039.06 - Step 5: Solve for x
x = 15,950,039.06/2,663.63 - Step 6: Final answer
x = 5,988.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.