Home / 3,209.22-4,813.83-1,749.60

Finding the Fourth Proportional to 3,209.22, 4,813.83 and 1,749.60

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Solution

The fourth proportional to 3,209.22, 4,813.83 and 1,749.60 is: 2,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.22 : 4,813.83 = 1,749.60 : x
  2. Step 2: Convert to fraction form
    3,209.22/4,813.83 = 1,749.60/x
  3. Step 3: Cross multiply
    3,209.22x = 4,813.83 × 1,749.60
  4. Step 4: Simplify right side
    3,209.22x = 8,422,276.97
  5. Step 5: Solve for x
    x = 8,422,276.97/3,209.22
  6. Step 6: Final answer
    x = 2,624.40

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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.