Finding the Fourth Proportional to 7,560.44, 11,345.84 and 2,630.08
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Solution
The fourth proportional to 7,560.44, 11,345.84 and 2,630.08 is: 3,946.92
Step by Step Solution
- Step 1: Write the proportion equation
7,560.44 : 11,345.84 = 2,630.08 : x - Step 2: Convert to fraction form
7,560.44/11,345.84 = 2,630.08/x - Step 3: Cross multiply
7,560.44x = 11,345.84 × 2,630.08 - Step 4: Simplify right side
7,560.44x = 29,840,466.87 - Step 5: Solve for x
x = 29,840,466.87/7,560.44 - Step 6: Final answer
x = 3,946.92
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.