Home / 3,819.13-5,271.83-2,247.73

Finding the Fourth Proportional to 3,819.13, 5,271.83 and 2,247.73

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Solution

The fourth proportional to 3,819.13, 5,271.83 and 2,247.73 is: 3,102.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819.13 : 5,271.83 = 2,247.73 : x
  2. Step 2: Convert to fraction form
    3,819.13/5,271.83 = 2,247.73/x
  3. Step 3: Cross multiply
    3,819.13x = 5,271.83 × 2,247.73
  4. Step 4: Simplify right side
    3,819.13x = 11,849,650.45
  5. Step 5: Solve for x
    x = 11,849,650.45/3,819.13
  6. Step 6: Final answer
    x = 3,102.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.