Finding the Third Proportional to 2,668.13 and 3,933.19
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Solution
The third proportional to 2,668.13 and 3,933.19 is: 5,798.07
Step by Step Solution
- Step 1: Write the proportion equation
2,668.13 : 3,933.19 = 3,933.19 : x - Step 2: Convert to fraction form
2,668.13/3,933.19 = 3,933.19/x - Step 3: Cross multiply
2,668.13x = 3,933.19 × 3,933.19 - Step 4: Simplify right side
2,668.13x = 15,469,963.91 - Step 5: Solve for x
x = 15,469,963.91/2,668.13 - Step 6: Final answer
x = 5,798.07
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.