Home / 8,493.43-11,721.13-4,716.50

Finding the Fourth Proportional to 8,493.43, 11,721.13 and 4,716.50

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Solution

The fourth proportional to 8,493.43, 11,721.13 and 4,716.50 is: 6,508.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,493.43 : 11,721.13 = 4,716.50 : x
  2. Step 2: Convert to fraction form
    8,493.43/11,721.13 = 4,716.50/x
  3. Step 3: Cross multiply
    8,493.43x = 11,721.13 × 4,716.50
  4. Step 4: Simplify right side
    8,493.43x = 55,282,709.65
  5. Step 5: Solve for x
    x = 55,282,709.65/8,493.43
  6. Step 6: Final answer
    x = 6,508.88

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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.