Home / 6,287.21-8,676.58-3,769.73

Finding the Fourth Proportional to 6,287.21, 8,676.58 and 3,769.73

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Solution

The fourth proportional to 6,287.21, 8,676.58 and 3,769.73 is: 5,202.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,287.21 : 8,676.58 = 3,769.73 : x
  2. Step 2: Convert to fraction form
    6,287.21/8,676.58 = 3,769.73/x
  3. Step 3: Cross multiply
    6,287.21x = 8,676.58 × 3,769.73
  4. Step 4: Simplify right side
    6,287.21x = 32,708,311.12
  5. Step 5: Solve for x
    x = 32,708,311.12/6,287.21
  6. Step 6: Final answer
    x = 5,202.36

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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.