Home / 4,188.16-5,771.44-3,785.44

Finding the Fourth Proportional to 4,188.16, 5,771.44 and 3,785.44

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Solution

The fourth proportional to 4,188.16, 5,771.44 and 3,785.44 is: 5,216.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.16 : 5,771.44 = 3,785.44 : x
  2. Step 2: Convert to fraction form
    4,188.16/5,771.44 = 3,785.44/x
  3. Step 3: Cross multiply
    4,188.16x = 5,771.44 × 3,785.44
  4. Step 4: Simplify right side
    4,188.16x = 21,847,439.83
  5. Step 5: Solve for x
    x = 21,847,439.83/4,188.16
  6. Step 6: Final answer
    x = 5,216.48

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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.