Home / 6,189.92-8,542.26-3,537.68

Finding the Fourth Proportional to 6,189.92, 8,542.26 and 3,537.68

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Solution

The fourth proportional to 6,189.92, 8,542.26 and 3,537.68 is: 4,882.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,189.92 : 8,542.26 = 3,537.68 : x
  2. Step 2: Convert to fraction form
    6,189.92/8,542.26 = 3,537.68/x
  3. Step 3: Cross multiply
    6,189.92x = 8,542.26 × 3,537.68
  4. Step 4: Simplify right side
    6,189.92x = 30,219,739.65
  5. Step 5: Solve for x
    x = 30,219,739.65/6,189.92
  6. Step 6: Final answer
    x = 4,882.09

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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.