Home / 6,424.38-9,629.66-4,202.37

Finding the Fourth Proportional to 6,424.38, 9,629.66 and 4,202.37

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Solution

The fourth proportional to 6,424.38, 9,629.66 and 4,202.37 is: 6,299.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,424.38 : 9,629.66 = 4,202.37 : x
  2. Step 2: Convert to fraction form
    6,424.38/9,629.66 = 4,202.37/x
  3. Step 3: Cross multiply
    6,424.38x = 9,629.66 × 4,202.37
  4. Step 4: Simplify right side
    6,424.38x = 40,467,404.80
  5. Step 5: Solve for x
    x = 40,467,404.80/6,424.38
  6. Step 6: Final answer
    x = 6,299.04

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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.