Finding the Fourth Proportional to 1.46, 2 and 1.46
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Solution
The fourth proportional to 1.46, 2 and 1.46 is: 2
Step by Step Solution
- Step 1: Write the proportion equation
1.46 : 2 = 1.46 : x - Step 2: Convert to fraction form
1.46/2 = 1.46/x - Step 3: Cross multiply
1.46x = 2 × 1.46 - Step 4: Simplify right side
1.46x = 2.92 - Step 5: Solve for x
x = 2.92/1.46 - Step 6: Final answer
x = 2
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.