Finding the Fourth Proportional to 6.27, 9.42 and 6
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Solution
The fourth proportional to 6.27, 9.42 and 6 is: 9.01
Step by Step Solution
- Step 1: Write the proportion equation
6.27 : 9.42 = 6 : x - Step 2: Convert to fraction form
6.27/9.42 = 6/x - Step 3: Cross multiply
6.27x = 9.42 × 6 - Step 4: Simplify right side
6.27x = 56.52 - Step 5: Solve for x
x = 56.52/6.27 - Step 6: Final answer
x = 9.01
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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.