Home / 6,173.87-8,517.83-3,519.36

Finding the Fourth Proportional to 6,173.87, 8,517.83 and 3,519.36

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Solution

The fourth proportional to 6,173.87, 8,517.83 and 3,519.36 is: 4,855.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,173.87 : 8,517.83 = 3,519.36 : x
  2. Step 2: Convert to fraction form
    6,173.87/8,517.83 = 3,519.36/x
  3. Step 3: Cross multiply
    6,173.87x = 8,517.83 × 3,519.36
  4. Step 4: Simplify right side
    6,173.87x = 29,977,292.59
  5. Step 5: Solve for x
    x = 29,977,292.59/6,173.87
  6. Step 6: Final answer
    x = 4,855.51

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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.