Home / 2,563.92-3,847.91-1,177.89

Finding the Fourth Proportional to 2,563.92, 3,847.91 and 1,177.89

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Solution

The fourth proportional to 2,563.92, 3,847.91 and 1,177.89 is: 1,767.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,563.92 : 3,847.91 = 1,177.89 : x
  2. Step 2: Convert to fraction form
    2,563.92/3,847.91 = 1,177.89/x
  3. Step 3: Cross multiply
    2,563.92x = 3,847.91 × 1,177.89
  4. Step 4: Simplify right side
    2,563.92x = 4,532,414.71
  5. Step 5: Solve for x
    x = 4,532,414.71/2,563.92
  6. Step 6: Final answer
    x = 1,767.77

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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.