Home / 6,189.94-8,542.11-3,395.44

Finding the Fourth Proportional to 6,189.94, 8,542.11 and 3,395.44

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Solution

The fourth proportional to 6,189.94, 8,542.11 and 3,395.44 is: 4,685.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,189.94 : 8,542.11 = 3,395.44 : x
  2. Step 2: Convert to fraction form
    6,189.94/8,542.11 = 3,395.44/x
  3. Step 3: Cross multiply
    6,189.94x = 8,542.11 × 3,395.44
  4. Step 4: Simplify right side
    6,189.94x = 29,004,221.98
  5. Step 5: Solve for x
    x = 29,004,221.98/6,189.94
  6. Step 6: Final answer
    x = 4,685.70

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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.