Home / 8,563.43-12,844.96-3,946.43

Finding the Fourth Proportional to 8,563.43, 12,844.96 and 3,946.43

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Solution

The fourth proportional to 8,563.43, 12,844.96 and 3,946.43 is: 5,919.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,563.43 : 12,844.96 = 3,946.43 : x
  2. Step 2: Convert to fraction form
    8,563.43/12,844.96 = 3,946.43/x
  3. Step 3: Cross multiply
    8,563.43x = 12,844.96 × 3,946.43
  4. Step 4: Simplify right side
    8,563.43x = 50,691,661.40
  5. Step 5: Solve for x
    x = 50,691,661.40/8,563.43
  6. Step 6: Final answer
    x = 5,919.55

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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.