Home / 2,785.44-3,843.81-1,606.26

Finding the Fourth Proportional to 2,785.44, 3,843.81 and 1,606.26

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Solution

The fourth proportional to 2,785.44, 3,843.81 and 1,606.26 is: 2,216.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785.44 : 3,843.81 = 1,606.26 : x
  2. Step 2: Convert to fraction form
    2,785.44/3,843.81 = 1,606.26/x
  3. Step 3: Cross multiply
    2,785.44x = 3,843.81 × 1,606.26
  4. Step 4: Simplify right side
    2,785.44x = 6,174,158.25
  5. Step 5: Solve for x
    x = 6,174,158.25/2,785.44
  6. Step 6: Final answer
    x = 2,216.58

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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.