Home / 7,212.26-10,819.85-3,052.28

Finding the Fourth Proportional to 7,212.26, 10,819.85 and 3,052.28

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Solution

The fourth proportional to 7,212.26, 10,819.85 and 3,052.28 is: 4,579.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,212.26 : 10,819.85 = 3,052.28 : x
  2. Step 2: Convert to fraction form
    7,212.26/10,819.85 = 3,052.28/x
  3. Step 3: Cross multiply
    7,212.26x = 10,819.85 × 3,052.28
  4. Step 4: Simplify right side
    7,212.26x = 33,025,142.40
  5. Step 5: Solve for x
    x = 33,025,142.40/7,212.26
  6. Step 6: Final answer
    x = 4,579.03

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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.