Home / 4,490.40-6,183.38-4,390.83

Finding the Fourth Proportional to 4,490.40, 6,183.38 and 4,390.83

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Solution

The fourth proportional to 4,490.40, 6,183.38 and 4,390.83 is: 6,046.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,490.40 : 6,183.38 = 4,390.83 : x
  2. Step 2: Convert to fraction form
    4,490.40/6,183.38 = 4,390.83/x
  3. Step 3: Cross multiply
    4,490.40x = 6,183.38 × 4,390.83
  4. Step 4: Simplify right side
    4,490.40x = 27,150,170.41
  5. Step 5: Solve for x
    x = 27,150,170.41/4,490.40
  6. Step 6: Final answer
    x = 6,046.27

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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.