Home / 4,984.29-7,469.39-2,764.11

Finding the Fourth Proportional to 4,984.29, 7,469.39 and 2,764.11

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Solution

The fourth proportional to 4,984.29, 7,469.39 and 2,764.11 is: 4,142.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984.29 : 7,469.39 = 2,764.11 : x
  2. Step 2: Convert to fraction form
    4,984.29/7,469.39 = 2,764.11/x
  3. Step 3: Cross multiply
    4,984.29x = 7,469.39 × 2,764.11
  4. Step 4: Simplify right side
    4,984.29x = 20,646,164.43
  5. Step 5: Solve for x
    x = 20,646,164.43/4,984.29
  6. Step 6: Final answer
    x = 4,142.25

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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.