Home / 8,246.21-11,379.76-4,469.39

Finding the Fourth Proportional to 8,246.21, 11,379.76 and 4,469.39

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Solution

The fourth proportional to 8,246.21, 11,379.76 and 4,469.39 is: 6,167.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246.21 : 11,379.76 = 4,469.39 : x
  2. Step 2: Convert to fraction form
    8,246.21/11,379.76 = 4,469.39/x
  3. Step 3: Cross multiply
    8,246.21x = 11,379.76 × 4,469.39
  4. Step 4: Simplify right side
    8,246.21x = 50,860,563.20
  5. Step 5: Solve for x
    x = 50,860,563.20/8,246.21
  6. Step 6: Final answer
    x = 6,167.75

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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.