Home / 8,137.35-12,213.36-4,244.49

Finding the Fourth Proportional to 8,137.35, 12,213.36 and 4,244.49

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Solution

The fourth proportional to 8,137.35, 12,213.36 and 4,244.49 is: 6,370.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,137.35 : 12,213.36 = 4,244.49 : x
  2. Step 2: Convert to fraction form
    8,137.35/12,213.36 = 4,244.49/x
  3. Step 3: Cross multiply
    8,137.35x = 12,213.36 × 4,244.49
  4. Step 4: Simplify right side
    8,137.35x = 51,839,484.39
  5. Step 5: Solve for x
    x = 51,839,484.39/8,137.35
  6. Step 6: Final answer
    x = 6,370.56

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1.5x scale

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.