Home / 4,976.97-6,868.63-2,739.27

Finding the Fourth Proportional to 4,976.97, 6,868.63 and 2,739.27

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Solution

The fourth proportional to 4,976.97, 6,868.63 and 2,739.27 is: 3,780.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.97 : 6,868.63 = 2,739.27 : x
  2. Step 2: Convert to fraction form
    4,976.97/6,868.63 = 2,739.27/x
  3. Step 3: Cross multiply
    4,976.97x = 6,868.63 × 2,739.27
  4. Step 4: Simplify right side
    4,976.97x = 18,815,032.10
  5. Step 5: Solve for x
    x = 18,815,032.10/4,976.97
  6. Step 6: Final answer
    x = 3,780.42

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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.