Home / 3,098.33-4,279.24-2,040.83

Finding the Fourth Proportional to 3,098.33, 4,279.24 and 2,040.83

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Solution

The fourth proportional to 3,098.33, 4,279.24 and 2,040.83 is: 2,818.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.33 : 4,279.24 = 2,040.83 : x
  2. Step 2: Convert to fraction form
    3,098.33/4,279.24 = 2,040.83/x
  3. Step 3: Cross multiply
    3,098.33x = 4,279.24 × 2,040.83
  4. Step 4: Simplify right side
    3,098.33x = 8,733,179.97
  5. Step 5: Solve for x
    x = 8,733,179.97/3,098.33
  6. Step 6: Final answer
    x = 2,818.67

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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.