Finding the Fourth Proportional to 5,499.23, 8,237.12 and 2,540.09
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Solution
The fourth proportional to 5,499.23, 8,237.12 and 2,540.09 is: 3,804.72
Step by Step Solution
- Step 1: Write the proportion equation
5,499.23 : 8,237.12 = 2,540.09 : x - Step 2: Convert to fraction form
5,499.23/8,237.12 = 2,540.09/x - Step 3: Cross multiply
5,499.23x = 8,237.12 × 2,540.09 - Step 4: Simplify right side
5,499.23x = 20,923,034.03 - Step 5: Solve for x
x = 20,923,034.03/5,499.23 - Step 6: Final answer
x = 3,804.72
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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.