Home / 4,205.72-6,296.40-3,170.09

Finding the Fourth Proportional to 4,205.72, 6,296.40 and 3,170.09

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Solution

The fourth proportional to 4,205.72, 6,296.40 and 3,170.09 is: 4,745.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,205.72 : 6,296.40 = 3,170.09 : x
  2. Step 2: Convert to fraction form
    4,205.72/6,296.40 = 3,170.09/x
  3. Step 3: Cross multiply
    4,205.72x = 6,296.40 × 3,170.09
  4. Step 4: Simplify right side
    4,205.72x = 19,960,154.68
  5. Step 5: Solve for x
    x = 19,960,154.68/4,205.72
  6. Step 6: Final answer
    x = 4,745.95

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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.