Finding the Fourth Proportional to 5,132.16, 7,698.24 and 2,052
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Solution
The fourth proportional to 5,132.16, 7,698.24 and 2,052 is: 3,078
Step by Step Solution
- Step 1: Write the proportion equation
5,132.16 : 7,698.24 = 2,052 : x - Step 2: Convert to fraction form
5,132.16/7,698.24 = 2,052/x - Step 3: Cross multiply
5,132.16x = 7,698.24 × 2,052 - Step 4: Simplify right side
5,132.16x = 15,796,788.48 - Step 5: Solve for x
x = 15,796,788.48/5,132.16 - Step 6: Final answer
x = 3,078
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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.