Finding the Fourth Proportional to 4,242, 5,853.99 and 2,586
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Solution
The fourth proportional to 4,242, 5,853.99 and 2,586 is: 3,568.70
Step by Step Solution
- Step 1: Write the proportion equation
4,242 : 5,853.99 = 2,586 : x - Step 2: Convert to fraction form
4,242/5,853.99 = 2,586/x - Step 3: Cross multiply
4,242x = 5,853.99 × 2,586 - Step 4: Simplify right side
4,242x = 15,138,418.14 - Step 5: Solve for x
x = 15,138,418.14/4,242 - Step 6: Final answer
x = 3,568.70
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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.