Home / 8,635.94-12,951.15-3,704.25

Finding the Fourth Proportional to 8,635.94, 12,951.15 and 3,704.25

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Solution

The fourth proportional to 8,635.94, 12,951.15 and 3,704.25 is: 5,555.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,635.94 : 12,951.15 = 3,704.25 : x
  2. Step 2: Convert to fraction form
    8,635.94/12,951.15 = 3,704.25/x
  3. Step 3: Cross multiply
    8,635.94x = 12,951.15 × 3,704.25
  4. Step 4: Simplify right side
    8,635.94x = 47,974,297.39
  5. Step 5: Solve for x
    x = 47,974,297.39/8,635.94
  6. Step 6: Final answer
    x = 5,555.19

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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.