Home / 3,819.70-5,732.25-2,258.74

Finding the Fourth Proportional to 3,819.70, 5,732.25 and 2,258.74

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Solution

The fourth proportional to 3,819.70, 5,732.25 and 2,258.74 is: 3,389.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819.70 : 5,732.25 = 2,258.74 : x
  2. Step 2: Convert to fraction form
    3,819.70/5,732.25 = 2,258.74/x
  3. Step 3: Cross multiply
    3,819.70x = 5,732.25 × 2,258.74
  4. Step 4: Simplify right side
    3,819.70x = 12,947,662.37
  5. Step 5: Solve for x
    x = 12,947,662.37/3,819.70
  6. Step 6: Final answer
    x = 3,389.71

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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.