Home / 8,228.81-12,348.68-3,846.62

Finding the Fourth Proportional to 8,228.81, 12,348.68 and 3,846.62

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Solution

The fourth proportional to 8,228.81, 12,348.68 and 3,846.62 is: 5,772.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228.81 : 12,348.68 = 3,846.62 : x
  2. Step 2: Convert to fraction form
    8,228.81/12,348.68 = 3,846.62/x
  3. Step 3: Cross multiply
    8,228.81x = 12,348.68 × 3,846.62
  4. Step 4: Simplify right side
    8,228.81x = 47,500,598.49
  5. Step 5: Solve for x
    x = 47,500,598.49/8,228.81
  6. Step 6: Final answer
    x = 5,772.48

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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.