Home / 6,222.20-9,353.79-5,765.66

Finding the Fourth Proportional to 6,222.20, 9,353.79 and 5,765.66

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Solution

The fourth proportional to 6,222.20, 9,353.79 and 5,765.66 is: 8,667.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222.20 : 9,353.79 = 5,765.66 : x
  2. Step 2: Convert to fraction form
    6,222.20/9,353.79 = 5,765.66/x
  3. Step 3: Cross multiply
    6,222.20x = 9,353.79 × 5,765.66
  4. Step 4: Simplify right side
    6,222.20x = 53,930,726.08
  5. Step 5: Solve for x
    x = 53,930,726.08/6,222.20
  6. Step 6: Final answer
    x = 8,667.48

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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.