Home / 8,529.91-11,771.26-4,993.79

Finding the Fourth Proportional to 8,529.91, 11,771.26 and 4,993.79

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Solution

The fourth proportional to 8,529.91, 11,771.26 and 4,993.79 is: 6,891.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,529.91 : 11,771.26 = 4,993.79 : x
  2. Step 2: Convert to fraction form
    8,529.91/11,771.26 = 4,993.79/x
  3. Step 3: Cross multiply
    8,529.91x = 11,771.26 × 4,993.79
  4. Step 4: Simplify right side
    8,529.91x = 58,783,200.48
  5. Step 5: Solve for x
    x = 58,783,200.48/8,529.91
  6. Step 6: Final answer
    x = 6,891.42

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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.