Finding the Fourth Proportional to 2,358.96, 3,536.76 and 896.88
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Solution
The fourth proportional to 2,358.96, 3,536.76 and 896.88 is: 1,344.68
Step by Step Solution
- Step 1: Write the proportion equation
2,358.96 : 3,536.76 = 896.88 : x - Step 2: Convert to fraction form
2,358.96/3,536.76 = 896.88/x - Step 3: Cross multiply
2,358.96x = 3,536.76 × 896.88 - Step 4: Simplify right side
2,358.96x = 3,172,049.31 - Step 5: Solve for x
x = 3,172,049.31/2,358.96 - Step 6: Final answer
x = 1,344.68
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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.