Finding the Fourth Proportional to 10.26, 15.37 and 10.02
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Solution
The fourth proportional to 10.26, 15.37 and 10.02 is: 15.02
Step by Step Solution
- Step 1: Write the proportion equation
10.26 : 15.37 = 10.02 : x - Step 2: Convert to fraction form
10.26/15.37 = 10.02/x - Step 3: Cross multiply
10.26x = 15.37 × 10.02 - Step 4: Simplify right side
10.26x = 154.10 - Step 5: Solve for x
x = 154.10/10.26 - Step 6: Final answer
x = 15.02
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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.