Home / 8,589.33-12,890.57-3,846.94

Finding the Fourth Proportional to 8,589.33, 12,890.57 and 3,846.94

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Solution

The fourth proportional to 8,589.33, 12,890.57 and 3,846.94 is: 5,773.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,589.33 : 12,890.57 = 3,846.94 : x
  2. Step 2: Convert to fraction form
    8,589.33/12,890.57 = 3,846.94/x
  3. Step 3: Cross multiply
    8,589.33x = 12,890.57 × 3,846.94
  4. Step 4: Simplify right side
    8,589.33x = 49,589,249.36
  5. Step 5: Solve for x
    x = 49,589,249.36/8,589.33
  6. Step 6: Final answer
    x = 5,773.35

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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.