Home / 4,976.22-6,869.82-3,854.64

Finding the Fourth Proportional to 4,976.22, 6,869.82 and 3,854.64

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Solution

The fourth proportional to 4,976.22, 6,869.82 and 3,854.64 is: 5,321.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.22 : 6,869.82 = 3,854.64 : x
  2. Step 2: Convert to fraction form
    4,976.22/6,869.82 = 3,854.64/x
  3. Step 3: Cross multiply
    4,976.22x = 6,869.82 × 3,854.64
  4. Step 4: Simplify right side
    4,976.22x = 26,480,648.62
  5. Step 5: Solve for x
    x = 26,480,648.62/4,976.22
  6. Step 6: Final answer
    x = 5,321.44

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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.