Finding the Fourth Proportional to 2,453.48, 3,679.92 and 893.42
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Solution
The fourth proportional to 2,453.48, 3,679.92 and 893.42 is: 1,340.02
Step by Step Solution
- Step 1: Write the proportion equation
2,453.48 : 3,679.92 = 893.42 : x - Step 2: Convert to fraction form
2,453.48/3,679.92 = 893.42/x - Step 3: Cross multiply
2,453.48x = 3,679.92 × 893.42 - Step 4: Simplify right side
2,453.48x = 3,287,714.13 - Step 5: Solve for x
x = 3,287,714.13/2,453.48 - Step 6: Final answer
x = 1,340.02
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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.