Home / 8,468.18-12,704.83-3,204.80

Finding the Fourth Proportional to 8,468.18, 12,704.83 and 3,204.80

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Solution

The fourth proportional to 8,468.18, 12,704.83 and 3,204.80 is: 4,808.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,468.18 : 12,704.83 = 3,204.80 : x
  2. Step 2: Convert to fraction form
    8,468.18/12,704.83 = 3,204.80/x
  3. Step 3: Cross multiply
    8,468.18x = 12,704.83 × 3,204.80
  4. Step 4: Simplify right side
    8,468.18x = 40,716,433.32
  5. Step 5: Solve for x
    x = 40,716,433.32/8,468.18
  6. Step 6: Final answer
    x = 4,808.17

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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.