Home / 4,169.43-5,758.54-2,840.83

Finding the Fourth Proportional to 4,169.43, 5,758.54 and 2,840.83

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Solution

The fourth proportional to 4,169.43, 5,758.54 and 2,840.83 is: 3,923.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.43 : 5,758.54 = 2,840.83 : x
  2. Step 2: Convert to fraction form
    4,169.43/5,758.54 = 2,840.83/x
  3. Step 3: Cross multiply
    4,169.43x = 5,758.54 × 2,840.83
  4. Step 4: Simplify right side
    4,169.43x = 16,359,011.69
  5. Step 5: Solve for x
    x = 16,359,011.69/4,169.43
  6. Step 6: Final answer
    x = 3,923.56

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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.