Finding the Fourth Proportional to 11,161.26, 15,403.23 and 6,193.26
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Solution
The fourth proportional to 11,161.26, 15,403.23 and 6,193.26 is: 8,547.08
Step by Step Solution
- Step 1: Write the proportion equation
11,161.26 : 15,403.23 = 6,193.26 : x - Step 2: Convert to fraction form
11,161.26/15,403.23 = 6,193.26/x - Step 3: Cross multiply
11,161.26x = 15,403.23 × 6,193.26 - Step 4: Simplify right side
11,161.26x = 95,396,208.23 - Step 5: Solve for x
x = 95,396,208.23/11,161.26 - Step 6: Final answer
x = 8,547.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.