Finding the Fourth Proportional to 17.10, 25.63 and 6.95
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Solution
The fourth proportional to 17.10, 25.63 and 6.95 is: 10.42
Step by Step Solution
- Step 1: Write the proportion equation
17.10 : 25.63 = 6.95 : x - Step 2: Convert to fraction form
17.10/25.63 = 6.95/x - Step 3: Cross multiply
17.10x = 25.63 × 6.95 - Step 4: Simplify right side
17.10x = 178.13 - Step 5: Solve for x
x = 178.13/17.10 - Step 6: Final answer
x = 10.42
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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.