Home / 4,785.86-7,163.42-2,559.12

Finding the Fourth Proportional to 4,785.86, 7,163.42 and 2,559.12

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Solution

The fourth proportional to 4,785.86, 7,163.42 and 2,559.12 is: 3,830.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.86 : 7,163.42 = 2,559.12 : x
  2. Step 2: Convert to fraction form
    4,785.86/7,163.42 = 2,559.12/x
  3. Step 3: Cross multiply
    4,785.86x = 7,163.42 × 2,559.12
  4. Step 4: Simplify right side
    4,785.86x = 18,332,046.27
  5. Step 5: Solve for x
    x = 18,332,046.27/4,785.86
  6. Step 6: Final answer
    x = 3,830.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.