Finding the Fourth Proportional to 2,467.52, 3,699.84 and 823.62
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Solution
The fourth proportional to 2,467.52, 3,699.84 and 823.62 is: 1,234.95
Step by Step Solution
- Step 1: Write the proportion equation
2,467.52 : 3,699.84 = 823.62 : x - Step 2: Convert to fraction form
2,467.52/3,699.84 = 823.62/x - Step 3: Cross multiply
2,467.52x = 3,699.84 × 823.62 - Step 4: Simplify right side
2,467.52x = 3,047,262.22 - Step 5: Solve for x
x = 3,047,262.22/2,467.52 - Step 6: Final answer
x = 1,234.95
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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.