Finding the Third Proportional to 5,379 and 8,452.50
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Solution
The third proportional to 5,379 and 8,452.50 is: 13,282.16
Step by Step Solution
- Step 1: Write the proportion equation
5,379 : 8,452.50 = 8,452.50 : x - Step 2: Convert to fraction form
5,379/8,452.50 = 8,452.50/x - Step 3: Cross multiply
5,379x = 8,452.50 × 8,452.50 - Step 4: Simplify right side
5,379x = 71,444,756.25 - Step 5: Solve for x
x = 71,444,756.25/5,379 - Step 6: Final answer
x = 13,282.16
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.