Home / 6,021.72-9,009.90-3,884.94

Finding the Fourth Proportional to 6,021.72, 9,009.90 and 3,884.94

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Solution

The fourth proportional to 6,021.72, 9,009.90 and 3,884.94 is: 5,812.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,021.72 : 9,009.90 = 3,884.94 : x
  2. Step 2: Convert to fraction form
    6,021.72/9,009.90 = 3,884.94/x
  3. Step 3: Cross multiply
    6,021.72x = 9,009.90 × 3,884.94
  4. Step 4: Simplify right side
    6,021.72x = 35,002,920.91
  5. Step 5: Solve for x
    x = 35,002,920.91/6,021.72
  6. Step 6: Final answer
    x = 5,812.78

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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.