Home / 4,660.11-6,429.89-3,401.85

Finding the Fourth Proportional to 4,660.11, 6,429.89 and 3,401.85

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Solution

The fourth proportional to 4,660.11, 6,429.89 and 3,401.85 is: 4,693.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660.11 : 6,429.89 = 3,401.85 : x
  2. Step 2: Convert to fraction form
    4,660.11/6,429.89 = 3,401.85/x
  3. Step 3: Cross multiply
    4,660.11x = 6,429.89 × 3,401.85
  4. Step 4: Simplify right side
    4,660.11x = 21,873,529.80
  5. Step 5: Solve for x
    x = 21,873,529.80/4,660.11
  6. Step 6: Final answer
    x = 4,693.78

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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.