Finding the Fourth Proportional to 4.38, 6 and 4.16
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Solution
The fourth proportional to 4.38, 6 and 4.16 is: 5.70
Step by Step Solution
- Step 1: Write the proportion equation
4.38 : 6 = 4.16 : x - Step 2: Convert to fraction form
4.38/6 = 4.16/x - Step 3: Cross multiply
4.38x = 6 × 4.16 - Step 4: Simplify right side
4.38x = 24.96 - Step 5: Solve for x
x = 24.96/4.38 - Step 6: Final answer
x = 5.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.