Home / 6,429.24-9,644.97-2,212.29

Finding the Fourth Proportional to 6,429.24, 9,644.97 and 2,212.29

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Solution

The fourth proportional to 6,429.24, 9,644.97 and 2,212.29 is: 3,318.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,429.24 : 9,644.97 = 2,212.29 : x
  2. Step 2: Convert to fraction form
    6,429.24/9,644.97 = 2,212.29/x
  3. Step 3: Cross multiply
    6,429.24x = 9,644.97 × 2,212.29
  4. Step 4: Simplify right side
    6,429.24x = 21,337,470.68
  5. Step 5: Solve for x
    x = 21,337,470.68/6,429.24
  6. Step 6: Final answer
    x = 3,318.82

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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.