Home / 4,976.46-6,867.97-2,738.68

Finding the Fourth Proportional to 4,976.46, 6,867.97 and 2,738.68

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Solution

The fourth proportional to 4,976.46, 6,867.97 and 2,738.68 is: 3,779.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.46 : 6,867.97 = 2,738.68 : x
  2. Step 2: Convert to fraction form
    4,976.46/6,867.97 = 2,738.68/x
  3. Step 3: Cross multiply
    4,976.46x = 6,867.97 × 2,738.68
  4. Step 4: Simplify right side
    4,976.46x = 18,809,148.06
  5. Step 5: Solve for x
    x = 18,809,148.06/4,976.46
  6. Step 6: Final answer
    x = 3,779.62

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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.