Finding the Fourth Proportional to 7.37, 11.06 and 4
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Solution
The fourth proportional to 7.37, 11.06 and 4 is: 6.00
Step by Step Solution
- Step 1: Write the proportion equation
7.37 : 11.06 = 4 : x - Step 2: Convert to fraction form
7.37/11.06 = 4/x - Step 3: Cross multiply
7.37x = 11.06 × 4 - Step 4: Simplify right side
7.37x = 44.24 - Step 5: Solve for x
x = 44.24/7.37 - Step 6: Final answer
x = 6.00
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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.