Home / 8,408.44-12,607.92-3,472.60

Finding the Fourth Proportional to 8,408.44, 12,607.92 and 3,472.60

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Solution

The fourth proportional to 8,408.44, 12,607.92 and 3,472.60 is: 5,206.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,408.44 : 12,607.92 = 3,472.60 : x
  2. Step 2: Convert to fraction form
    8,408.44/12,607.92 = 3,472.60/x
  3. Step 3: Cross multiply
    8,408.44x = 12,607.92 × 3,472.60
  4. Step 4: Simplify right side
    8,408.44x = 43,782,262.99
  5. Step 5: Solve for x
    x = 43,782,262.99/8,408.44
  6. Step 6: Final answer
    x = 5,206.94

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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.