Home / 4,976.93-6,868.19-2,738.75

Finding the Fourth Proportional to 4,976.93, 6,868.19 and 2,738.75

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Solution

The fourth proportional to 4,976.93, 6,868.19 and 2,738.75 is: 3,779.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.93 : 6,868.19 = 2,738.75 : x
  2. Step 2: Convert to fraction form
    4,976.93/6,868.19 = 2,738.75/x
  3. Step 3: Cross multiply
    4,976.93x = 6,868.19 × 2,738.75
  4. Step 4: Simplify right side
    4,976.93x = 18,810,227.87
  5. Step 5: Solve for x
    x = 18,810,227.87/4,976.93
  6. Step 6: Final answer
    x = 3,779.49

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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.