Home / 8,839.46-12,198.18-4,860.20

Finding the Fourth Proportional to 8,839.46, 12,198.18 and 4,860.20

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Solution

The fourth proportional to 8,839.46, 12,198.18 and 4,860.20 is: 6,706.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.46 : 12,198.18 = 4,860.20 : x
  2. Step 2: Convert to fraction form
    8,839.46/12,198.18 = 4,860.20/x
  3. Step 3: Cross multiply
    8,839.46x = 12,198.18 × 4,860.20
  4. Step 4: Simplify right side
    8,839.46x = 59,285,594.44
  5. Step 5: Solve for x
    x = 59,285,594.44/8,839.46
  6. Step 6: Final answer
    x = 6,706.92

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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.