Home / 4,976.26-6,867.29-2,738.09

Finding the Fourth Proportional to 4,976.26, 6,867.29 and 2,738.09

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Solution

The fourth proportional to 4,976.26, 6,867.29 and 2,738.09 is: 3,778.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.26 : 6,867.29 = 2,738.09 : x
  2. Step 2: Convert to fraction form
    4,976.26/6,867.29 = 2,738.09/x
  3. Step 3: Cross multiply
    4,976.26x = 6,867.29 × 2,738.09
  4. Step 4: Simplify right side
    4,976.26x = 18,803,282.09
  5. Step 5: Solve for x
    x = 18,803,282.09/4,976.26
  6. Step 6: Final answer
    x = 3,778.60

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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.