Home / 8,400.97-12,589.07-4,704.33

Finding the Fourth Proportional to 8,400.97, 12,589.07 and 4,704.33

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Solution

The fourth proportional to 8,400.97, 12,589.07 and 4,704.33 is: 7,049.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400.97 : 12,589.07 = 4,704.33 : x
  2. Step 2: Convert to fraction form
    8,400.97/12,589.07 = 4,704.33/x
  3. Step 3: Cross multiply
    8,400.97x = 12,589.07 × 4,704.33
  4. Step 4: Simplify right side
    8,400.97x = 59,223,119.01
  5. Step 5: Solve for x
    x = 59,223,119.01/8,400.97
  6. Step 6: Final answer
    x = 7,049.56

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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.