Finding the Fourth Proportional to 37.18, 51.33 and 34.10
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Solution
The fourth proportional to 37.18, 51.33 and 34.10 is: 47.07
Step by Step Solution
- Step 1: Write the proportion equation
37.18 : 51.33 = 34.10 : x - Step 2: Convert to fraction form
37.18/51.33 = 34.10/x - Step 3: Cross multiply
37.18x = 51.33 × 34.10 - Step 4: Simplify right side
37.18x = 1,749.93 - Step 5: Solve for x
x = 1,749.93/37.18 - Step 6: Final answer
x = 47.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.