Home / 8,839.16-12,198.30-5,063.54

Finding the Fourth Proportional to 8,839.16, 12,198.30 and 5,063.54

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Solution

The fourth proportional to 8,839.16, 12,198.30 and 5,063.54 is: 6,987.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.16 : 12,198.30 = 5,063.54 : x
  2. Step 2: Convert to fraction form
    8,839.16/12,198.30 = 5,063.54/x
  3. Step 3: Cross multiply
    8,839.16x = 12,198.30 × 5,063.54
  4. Step 4: Simplify right side
    8,839.16x = 61,766,579.98
  5. Step 5: Solve for x
    x = 61,766,579.98/8,839.16
  6. Step 6: Final answer
    x = 6,987.83

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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.