Home / 4,217.62-5,819.40-2,448.28

Finding the Fourth Proportional to 4,217.62, 5,819.40 and 2,448.28

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Solution

The fourth proportional to 4,217.62, 5,819.40 and 2,448.28 is: 3,378.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.62 : 5,819.40 = 2,448.28 : x
  2. Step 2: Convert to fraction form
    4,217.62/5,819.40 = 2,448.28/x
  3. Step 3: Cross multiply
    4,217.62x = 5,819.40 × 2,448.28
  4. Step 4: Simplify right side
    4,217.62x = 14,247,491.54
  5. Step 5: Solve for x
    x = 14,247,491.54/4,217.62
  6. Step 6: Final answer
    x = 3,378.09

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1.5x scale

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.