Finding the Fourth Proportional to 10,883.67, 16,326.09 and 3,093.09
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Solution
The fourth proportional to 10,883.67, 16,326.09 and 3,093.09 is: 4,639.80
Step by Step Solution
- Step 1: Write the proportion equation
10,883.67 : 16,326.09 = 3,093.09 : x - Step 2: Convert to fraction form
10,883.67/16,326.09 = 3,093.09/x - Step 3: Cross multiply
10,883.67x = 16,326.09 × 3,093.09 - Step 4: Simplify right side
10,883.67x = 50,498,065.72 - Step 5: Solve for x
x = 50,498,065.72/10,883.67 - Step 6: Final answer
x = 4,639.80
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1.5x scale
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.