Finding the Fourth Proportional to 2,680.24, 4,021.44 and 950.08
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Solution
The fourth proportional to 2,680.24, 4,021.44 and 950.08 is: 1,425.50
Step by Step Solution
- Step 1: Write the proportion equation
2,680.24 : 4,021.44 = 950.08 : x - Step 2: Convert to fraction form
2,680.24/4,021.44 = 950.08/x - Step 3: Cross multiply
2,680.24x = 4,021.44 × 950.08 - Step 4: Simplify right side
2,680.24x = 3,820,689.72 - Step 5: Solve for x
x = 3,820,689.72/2,680.24 - Step 6: Final answer
x = 1,425.50
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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.