Finding the Fourth Proportional to 8,535.66, 11,772.99 and 6,523.62
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Solution
The fourth proportional to 8,535.66, 11,772.99 and 6,523.62 is: 8,997.84
Step by Step Solution
- Step 1: Write the proportion equation
8,535.66 : 11,772.99 = 6,523.62 : x - Step 2: Convert to fraction form
8,535.66/11,772.99 = 6,523.62/x - Step 3: Cross multiply
8,535.66x = 11,772.99 × 6,523.62 - Step 4: Simplify right side
8,535.66x = 76,802,513.02 - Step 5: Solve for x
x = 76,802,513.02/8,535.66 - Step 6: Final answer
x = 8,997.84
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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.