Finding the Fourth Proportional to 5,500, 7,590 and 3,016
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Solution
The fourth proportional to 5,500, 7,590 and 3,016 is: 4,162.08
Step by Step Solution
- Step 1: Write the proportion equation
5,500 : 7,590 = 3,016 : x - Step 2: Convert to fraction form
5,500/7,590 = 3,016/x - Step 3: Cross multiply
5,500x = 7,590 × 3,016 - Step 4: Simplify right side
5,500x = 22,891,440 - Step 5: Solve for x
x = 22,891,440/5,500 - Step 6: Final answer
x = 4,162.08
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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.