Finding the Fourth Proportional to 4,016.14, 5,542.30 and 2,248.09
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Solution
The fourth proportional to 4,016.14, 5,542.30 and 2,248.09 is: 3,102.38
Step by Step Solution
- Step 1: Write the proportion equation
4,016.14 : 5,542.30 = 2,248.09 : x - Step 2: Convert to fraction form
4,016.14/5,542.30 = 2,248.09/x - Step 3: Cross multiply
4,016.14x = 5,542.30 × 2,248.09 - Step 4: Simplify right side
4,016.14x = 12,459,595.22 - Step 5: Solve for x
x = 12,459,595.22/4,016.14 - Step 6: Final answer
x = 3,102.38
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1.5x scale
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.