Finding the Fourth Proportional to 11.36, 17.02 and 6
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Solution
The fourth proportional to 11.36, 17.02 and 6 is: 8.99
Step by Step Solution
- Step 1: Write the proportion equation
11.36 : 17.02 = 6 : x - Step 2: Convert to fraction form
11.36/17.02 = 6/x - Step 3: Cross multiply
11.36x = 17.02 × 6 - Step 4: Simplify right side
11.36x = 102.12 - Step 5: Solve for x
x = 102.12/11.36 - Step 6: Final answer
x = 8.99
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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.