Home / 3,157.62-4,736.45-1,694.76

Finding the Fourth Proportional to 3,157.62, 4,736.45 and 1,694.76

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Solution

The fourth proportional to 3,157.62, 4,736.45 and 1,694.76 is: 2,542.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157.62 : 4,736.45 = 1,694.76 : x
  2. Step 2: Convert to fraction form
    3,157.62/4,736.45 = 1,694.76/x
  3. Step 3: Cross multiply
    3,157.62x = 4,736.45 × 1,694.76
  4. Step 4: Simplify right side
    3,157.62x = 8,027,146.00
  5. Step 5: Solve for x
    x = 8,027,146.00/3,157.62
  6. Step 6: Final answer
    x = 2,542.15

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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.