Finding the Fourth Proportional to 11,268.73, 16,908.36 and 5,028.09
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Solution
The fourth proportional to 11,268.73, 16,908.36 and 5,028.09 is: 7,544.48
Step by Step Solution
- Step 1: Write the proportion equation
11,268.73 : 16,908.36 = 5,028.09 : x - Step 2: Convert to fraction form
11,268.73/16,908.36 = 5,028.09/x - Step 3: Cross multiply
11,268.73x = 16,908.36 × 5,028.09 - Step 4: Simplify right side
11,268.73x = 85,016,755.83 - Step 5: Solve for x
x = 85,016,755.83/11,268.73 - Step 6: Final answer
x = 7,544.48
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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.