Home / 5,708.24-8,562.60-2,789.12

Finding the Fourth Proportional to 5,708.24, 8,562.60 and 2,789.12

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Solution

The fourth proportional to 5,708.24, 8,562.60 and 2,789.12 is: 4,183.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,708.24 : 8,562.60 = 2,789.12 : x
  2. Step 2: Convert to fraction form
    5,708.24/8,562.60 = 2,789.12/x
  3. Step 3: Cross multiply
    5,708.24x = 8,562.60 × 2,789.12
  4. Step 4: Simplify right side
    5,708.24x = 23,882,118.91
  5. Step 5: Solve for x
    x = 23,882,118.91/5,708.24
  6. Step 6: Final answer
    x = 4,183.80

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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.