Finding the Fourth Proportional to 2,367.75, 3,547.92 and 906.09
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Solution
The fourth proportional to 2,367.75, 3,547.92 and 906.09 is: 1,357.72
Step by Step Solution
- Step 1: Write the proportion equation
2,367.75 : 3,547.92 = 906.09 : x - Step 2: Convert to fraction form
2,367.75/3,547.92 = 906.09/x - Step 3: Cross multiply
2,367.75x = 3,547.92 × 906.09 - Step 4: Simplify right side
2,367.75x = 3,214,734.83 - Step 5: Solve for x
x = 3,214,734.83/2,367.75 - Step 6: Final answer
x = 1,357.72
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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.