Home / 9,469.80-14,204.85-3,921.81

Finding the Fourth Proportional to 9,469.80, 14,204.85 and 3,921.81

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Solution

The fourth proportional to 9,469.80, 14,204.85 and 3,921.81 is: 5,882.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,469.80 : 14,204.85 = 3,921.81 : x
  2. Step 2: Convert to fraction form
    9,469.80/14,204.85 = 3,921.81/x
  3. Step 3: Cross multiply
    9,469.80x = 14,204.85 × 3,921.81
  4. Step 4: Simplify right side
    9,469.80x = 55,708,722.78
  5. Step 5: Solve for x
    x = 55,708,722.78/9,469.80
  6. Step 6: Final answer
    x = 5,882.78

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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.