Finding the Third Proportional to 3,894.19 and 4,623.19
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Solution
The third proportional to 3,894.19 and 4,623.19 is: 5,488.66
Step by Step Solution
- Step 1: Write the proportion equation
3,894.19 : 4,623.19 = 4,623.19 : x - Step 2: Convert to fraction form
3,894.19/4,623.19 = 4,623.19/x - Step 3: Cross multiply
3,894.19x = 4,623.19 × 4,623.19 - Step 4: Simplify right side
3,894.19x = 21,373,862.66 - Step 5: Solve for x
x = 21,373,862.66/3,894.19 - Step 6: Final answer
x = 5,488.66
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Why These Related Problems?
These problems maintain the same ratio (1.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.