Home / 4,398.44-6,589.45-3,162.78

Finding the Fourth Proportional to 4,398.44, 6,589.45 and 3,162.78

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Solution

The fourth proportional to 4,398.44, 6,589.45 and 3,162.78 is: 4,738.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,398.44 : 6,589.45 = 3,162.78 : x
  2. Step 2: Convert to fraction form
    4,398.44/6,589.45 = 3,162.78/x
  3. Step 3: Cross multiply
    4,398.44x = 6,589.45 × 3,162.78
  4. Step 4: Simplify right side
    4,398.44x = 20,840,984.62
  5. Step 5: Solve for x
    x = 20,840,984.62/4,398.44
  6. Step 6: Final answer
    x = 4,738.27

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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.