Home / 3,183.41-4,394.10-1,857.36

Finding the Fourth Proportional to 3,183.41, 4,394.10 and 1,857.36

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Solution

The fourth proportional to 3,183.41, 4,394.10 and 1,857.36 is: 2,563.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.41 : 4,394.10 = 1,857.36 : x
  2. Step 2: Convert to fraction form
    3,183.41/4,394.10 = 1,857.36/x
  3. Step 3: Cross multiply
    3,183.41x = 4,394.10 × 1,857.36
  4. Step 4: Simplify right side
    3,183.41x = 8,161,425.58
  5. Step 5: Solve for x
    x = 8,161,425.58/3,183.41
  6. Step 6: Final answer
    x = 2,563.74

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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.