Finding the Fourth Proportional to 10,711.36, 14,783.07 and 5,996.62
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Solution
The fourth proportional to 10,711.36, 14,783.07 and 5,996.62 is: 8,276.12
Step by Step Solution
- Step 1: Write the proportion equation
10,711.36 : 14,783.07 = 5,996.62 : x - Step 2: Convert to fraction form
10,711.36/14,783.07 = 5,996.62/x - Step 3: Cross multiply
10,711.36x = 14,783.07 × 5,996.62 - Step 4: Simplify right side
10,711.36x = 88,648,453.22 - Step 5: Solve for x
x = 88,648,453.22/10,711.36 - Step 6: Final answer
x = 8,276.12
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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.