Finding the Fourth Proportional to 5,872, 8,104.08 and 3,388
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Solution
The fourth proportional to 5,872, 8,104.08 and 3,388 is: 4,675.86
Step by Step Solution
- Step 1: Write the proportion equation
5,872 : 8,104.08 = 3,388 : x - Step 2: Convert to fraction form
5,872/8,104.08 = 3,388/x - Step 3: Cross multiply
5,872x = 8,104.08 × 3,388 - Step 4: Simplify right side
5,872x = 27,456,623.04 - Step 5: Solve for x
x = 27,456,623.04/5,872 - Step 6: Final answer
x = 4,675.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.