Finding the Fourth Proportional to 9.35, 14.01 and 4
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Solution
The fourth proportional to 9.35, 14.01 and 4 is: 5.99
Step by Step Solution
- Step 1: Write the proportion equation
9.35 : 14.01 = 4 : x - Step 2: Convert to fraction form
9.35/14.01 = 4/x - Step 3: Cross multiply
9.35x = 14.01 × 4 - Step 4: Simplify right side
9.35x = 56.04 - Step 5: Solve for x
x = 56.04/9.35 - Step 6: Final answer
x = 5.99
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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.