Finding the Fourth Proportional to 4,116, 6,174 and 1,038
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Solution
The fourth proportional to 4,116, 6,174 and 1,038 is: 1,557
Step by Step Solution
- Step 1: Write the proportion equation
4,116 : 6,174 = 1,038 : x - Step 2: Convert to fraction form
4,116/6,174 = 1,038/x - Step 3: Cross multiply
4,116x = 6,174 × 1,038 - Step 4: Simplify right side
4,116x = 6,408,612 - Step 5: Solve for x
x = 6,408,612/4,116 - Step 6: Final answer
x = 1,557
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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.