Finding the Fourth Proportional to 2,582.40, 3,874.12 and 850.88
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Solution
The fourth proportional to 2,582.40, 3,874.12 and 850.88 is: 1,276.49
Step by Step Solution
- Step 1: Write the proportion equation
2,582.40 : 3,874.12 = 850.88 : x - Step 2: Convert to fraction form
2,582.40/3,874.12 = 850.88/x - Step 3: Cross multiply
2,582.40x = 3,874.12 × 850.88 - Step 4: Simplify right side
2,582.40x = 3,296,411.23 - Step 5: Solve for x
x = 3,296,411.23/2,582.40 - Step 6: Final answer
x = 1,276.49
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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.