Finding the Fourth Proportional to 10,728.36, 16,092.54 and 3,798
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Solution
The fourth proportional to 10,728.36, 16,092.54 and 3,798 is: 5,697
Step by Step Solution
- Step 1: Write the proportion equation
10,728.36 : 16,092.54 = 3,798 : x - Step 2: Convert to fraction form
10,728.36/16,092.54 = 3,798/x - Step 3: Cross multiply
10,728.36x = 16,092.54 × 3,798 - Step 4: Simplify right side
10,728.36x = 61,119,466.92 - Step 5: Solve for x
x = 61,119,466.92/10,728.36 - Step 6: Final answer
x = 5,697
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.