Home / 8,839.13-12,198.68-5,063.49

Finding the Fourth Proportional to 8,839.13, 12,198.68 and 5,063.49

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Solution

The fourth proportional to 8,839.13, 12,198.68 and 5,063.49 is: 6,988.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.13 : 12,198.68 = 5,063.49 : x
  2. Step 2: Convert to fraction form
    8,839.13/12,198.68 = 5,063.49/x
  3. Step 3: Cross multiply
    8,839.13x = 12,198.68 × 5,063.49
  4. Step 4: Simplify right side
    8,839.13x = 61,767,868.88
  5. Step 5: Solve for x
    x = 61,767,868.88/8,839.13
  6. Step 6: Final answer
    x = 6,988.01

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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.