Finding the Fourth Proportional to 8,596.29, 11,867.80 and 6,575.99
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Solution
The fourth proportional to 8,596.29, 11,867.80 and 6,575.99 is: 9,078.62
Step by Step Solution
- Step 1: Write the proportion equation
8,596.29 : 11,867.80 = 6,575.99 : x - Step 2: Convert to fraction form
8,596.29/11,867.80 = 6,575.99/x - Step 3: Cross multiply
8,596.29x = 11,867.80 × 6,575.99 - Step 4: Simplify right side
8,596.29x = 78,042,470.67 - Step 5: Solve for x
x = 78,042,470.67/8,596.29 - Step 6: Final answer
x = 9,078.62
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1.5x scale
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.