Home / 4,822.19-7,229.64-3,847.76

Finding the Fourth Proportional to 4,822.19, 7,229.64 and 3,847.76

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Solution

The fourth proportional to 4,822.19, 7,229.64 and 3,847.76 is: 5,768.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,822.19 : 7,229.64 = 3,847.76 : x
  2. Step 2: Convert to fraction form
    4,822.19/7,229.64 = 3,847.76/x
  3. Step 3: Cross multiply
    4,822.19x = 7,229.64 × 3,847.76
  4. Step 4: Simplify right side
    4,822.19x = 27,817,919.61
  5. Step 5: Solve for x
    x = 27,817,919.61/4,822.19
  6. Step 6: Final answer
    x = 5,768.73

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1.5x scale

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.