Finding the Fourth Proportional to 2,276.24, 3,414 and 632.96
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Solution
The fourth proportional to 2,276.24, 3,414 and 632.96 is: 949.34
Step by Step Solution
- Step 1: Write the proportion equation
2,276.24 : 3,414 = 632.96 : x - Step 2: Convert to fraction form
2,276.24/3,414 = 632.96/x - Step 3: Cross multiply
2,276.24x = 3,414 × 632.96 - Step 4: Simplify right side
2,276.24x = 2,160,925.44 - Step 5: Solve for x
x = 2,160,925.44/2,276.24 - Step 6: Final answer
x = 949.34
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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.