Home / 3,078.30-4,610.61-2,299.26

Finding the Fourth Proportional to 3,078.30, 4,610.61 and 2,299.26

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Solution

The fourth proportional to 3,078.30, 4,610.61 and 2,299.26 is: 3,443.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078.30 : 4,610.61 = 2,299.26 : x
  2. Step 2: Convert to fraction form
    3,078.30/4,610.61 = 2,299.26/x
  3. Step 3: Cross multiply
    3,078.30x = 4,610.61 × 2,299.26
  4. Step 4: Simplify right side
    3,078.30x = 10,600,991.15
  5. Step 5: Solve for x
    x = 10,600,991.15/3,078.30
  6. Step 6: Final answer
    x = 3,443.78

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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.