Finding the Fourth Proportional to 4.35, 6 and 3.96
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Solution
The fourth proportional to 4.35, 6 and 3.96 is: 5.46
Step by Step Solution
- Step 1: Write the proportion equation
4.35 : 6 = 3.96 : x - Step 2: Convert to fraction form
4.35/6 = 3.96/x - Step 3: Cross multiply
4.35x = 6 × 3.96 - Step 4: Simplify right side
4.35x = 23.76 - Step 5: Solve for x
x = 23.76/4.35 - Step 6: Final answer
x = 5.46
Related Problems
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Similar ratio
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1.5x scale
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.