Finding the Fourth Proportional to 4,462.36, 6,683.82 and 2,149
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Solution
The fourth proportional to 4,462.36, 6,683.82 and 2,149 is: 3,218.82
Step by Step Solution
- Step 1: Write the proportion equation
4,462.36 : 6,683.82 = 2,149 : x - Step 2: Convert to fraction form
4,462.36/6,683.82 = 2,149/x - Step 3: Cross multiply
4,462.36x = 6,683.82 × 2,149 - Step 4: Simplify right side
4,462.36x = 14,363,529.18 - Step 5: Solve for x
x = 14,363,529.18/4,462.36 - Step 6: Final answer
x = 3,218.82
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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.