Finding the Fourth Proportional to 8,088.98, 11,173.10 and 6,188.99
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Solution
The fourth proportional to 8,088.98, 11,173.10 and 6,188.99 is: 8,548.69
Step by Step Solution
- Step 1: Write the proportion equation
8,088.98 : 11,173.10 = 6,188.99 : x - Step 2: Convert to fraction form
8,088.98/11,173.10 = 6,188.99/x - Step 3: Cross multiply
8,088.98x = 11,173.10 × 6,188.99 - Step 4: Simplify right side
8,088.98x = 69,150,117.36 - Step 5: Solve for x
x = 69,150,117.36/8,088.98 - Step 6: Final answer
x = 8,548.69
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Double scale
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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.