Finding the Fourth Proportional to 11,600, 16,008 and 6,632
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Solution
The fourth proportional to 11,600, 16,008 and 6,632 is: 9,152.16
Step by Step Solution
- Step 1: Write the proportion equation
11,600 : 16,008 = 6,632 : x - Step 2: Convert to fraction form
11,600/16,008 = 6,632/x - Step 3: Cross multiply
11,600x = 16,008 × 6,632 - Step 4: Simplify right side
11,600x = 106,165,056 - Step 5: Solve for x
x = 106,165,056/11,600 - Step 6: Final answer
x = 9,152.16
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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.