Finding the Fourth Proportional to 8,588.62, 11,852.58 and 8,194.96
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Solution
The fourth proportional to 8,588.62, 11,852.58 and 8,194.96 is: 11,309.32
Step by Step Solution
- Step 1: Write the proportion equation
8,588.62 : 11,852.58 = 8,194.96 : x - Step 2: Convert to fraction form
8,588.62/11,852.58 = 8,194.96/x - Step 3: Cross multiply
8,588.62x = 11,852.58 × 8,194.96 - Step 4: Simplify right side
8,588.62x = 97,131,420.10 - Step 5: Solve for x
x = 97,131,420.10/8,588.62 - Step 6: Final answer
x = 11,309.32
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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.