Home / 4,223.11-6,338.10-2,991.73

Finding the Fourth Proportional to 4,223.11, 6,338.10 and 2,991.73

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Solution

The fourth proportional to 4,223.11, 6,338.10 and 2,991.73 is: 4,490.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.11 : 6,338.10 = 2,991.73 : x
  2. Step 2: Convert to fraction form
    4,223.11/6,338.10 = 2,991.73/x
  3. Step 3: Cross multiply
    4,223.11x = 6,338.10 × 2,991.73
  4. Step 4: Simplify right side
    4,223.11x = 18,961,883.91
  5. Step 5: Solve for x
    x = 18,961,883.91/4,223.11
  6. Step 6: Final answer
    x = 4,490.03

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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.