Home / 3,786.06-5,224.20-2,293.20

Finding the Fourth Proportional to 3,786.06, 5,224.20 and 2,293.20

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Solution

The fourth proportional to 3,786.06, 5,224.20 and 2,293.20 is: 3,164.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,786.06 : 5,224.20 = 2,293.20 : x
  2. Step 2: Convert to fraction form
    3,786.06/5,224.20 = 2,293.20/x
  3. Step 3: Cross multiply
    3,786.06x = 5,224.20 × 2,293.20
  4. Step 4: Simplify right side
    3,786.06x = 11,980,135.44
  5. Step 5: Solve for x
    x = 11,980,135.44/3,786.06
  6. Step 6: Final answer
    x = 3,164.28

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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.