Home / 5,961.20-8,226.24-3,308.72

Finding the Fourth Proportional to 5,961.20, 8,226.24 and 3,308.72

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Solution

The fourth proportional to 5,961.20, 8,226.24 and 3,308.72 is: 4,565.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,961.20 : 8,226.24 = 3,308.72 : x
  2. Step 2: Convert to fraction form
    5,961.20/8,226.24 = 3,308.72/x
  3. Step 3: Cross multiply
    5,961.20x = 8,226.24 × 3,308.72
  4. Step 4: Simplify right side
    5,961.20x = 27,218,324.81
  5. Step 5: Solve for x
    x = 27,218,324.81/5,961.20
  6. Step 6: Final answer
    x = 4,565.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.