Home / 4,467.86-6,161.61-2,789.42

Finding the Fourth Proportional to 4,467.86, 6,161.61 and 2,789.42

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Solution

The fourth proportional to 4,467.86, 6,161.61 and 2,789.42 is: 3,846.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,467.86 : 6,161.61 = 2,789.42 : x
  2. Step 2: Convert to fraction form
    4,467.86/6,161.61 = 2,789.42/x
  3. Step 3: Cross multiply
    4,467.86x = 6,161.61 × 2,789.42
  4. Step 4: Simplify right side
    4,467.86x = 17,187,318.17
  5. Step 5: Solve for x
    x = 17,187,318.17/4,467.86
  6. Step 6: Final answer
    x = 3,846.88

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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.