Finding the Fourth Proportional to 3,168, 4,752 and 1,116
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Solution
The fourth proportional to 3,168, 4,752 and 1,116 is: 1,674
Step by Step Solution
- Step 1: Write the proportion equation
3,168 : 4,752 = 1,116 : x - Step 2: Convert to fraction form
3,168/4,752 = 1,116/x - Step 3: Cross multiply
3,168x = 4,752 × 1,116 - Step 4: Simplify right side
3,168x = 5,303,232 - Step 5: Solve for x
x = 5,303,232/3,168 - Step 6: Final answer
x = 1,674
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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.