Finding the Fourth Proportional to 9,352.26, 12,906 and 5,160.24
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Solution
The fourth proportional to 9,352.26, 12,906 and 5,160.24 is: 7,121.07
Step by Step Solution
- Step 1: Write the proportion equation
9,352.26 : 12,906 = 5,160.24 : x - Step 2: Convert to fraction form
9,352.26/12,906 = 5,160.24/x - Step 3: Cross multiply
9,352.26x = 12,906 × 5,160.24 - Step 4: Simplify right side
9,352.26x = 66,598,057.44 - Step 5: Solve for x
x = 66,598,057.44/9,352.26 - Step 6: Final answer
x = 7,121.07
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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.