Finding the Fourth Proportional to 4,491.84, 6,738 and 1,718
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Solution
The fourth proportional to 4,491.84, 6,738 and 1,718 is: 2,577.09
Step by Step Solution
- Step 1: Write the proportion equation
4,491.84 : 6,738 = 1,718 : x - Step 2: Convert to fraction form
4,491.84/6,738 = 1,718/x - Step 3: Cross multiply
4,491.84x = 6,738 × 1,718 - Step 4: Simplify right side
4,491.84x = 11,575,884 - Step 5: Solve for x
x = 11,575,884/4,491.84 - Step 6: Final answer
x = 2,577.09
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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.