Home / 3,183.54-4,393.27-1,767.18

Finding the Fourth Proportional to 3,183.54, 4,393.27 and 1,767.18

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Solution

The fourth proportional to 3,183.54, 4,393.27 and 1,767.18 is: 2,438.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.54 : 4,393.27 = 1,767.18 : x
  2. Step 2: Convert to fraction form
    3,183.54/4,393.27 = 1,767.18/x
  3. Step 3: Cross multiply
    3,183.54x = 4,393.27 × 1,767.18
  4. Step 4: Simplify right side
    3,183.54x = 7,763,698.88
  5. Step 5: Solve for x
    x = 7,763,698.88/3,183.54
  6. Step 6: Final answer
    x = 2,438.70

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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.