Home / 2,311.56-3,467.43-849.92

Finding the Fourth Proportional to 2,311.56, 3,467.43 and 849.92

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Solution

The fourth proportional to 2,311.56, 3,467.43 and 849.92 is: 1,274.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311.56 : 3,467.43 = 849.92 : x
  2. Step 2: Convert to fraction form
    2,311.56/3,467.43 = 849.92/x
  3. Step 3: Cross multiply
    2,311.56x = 3,467.43 × 849.92
  4. Step 4: Simplify right side
    2,311.56x = 2,947,020.77
  5. Step 5: Solve for x
    x = 2,947,020.77/2,311.56
  6. Step 6: Final answer
    x = 1,274.91

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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.