Home / 4,974.87-6,865.49-2,736.83

Finding the Fourth Proportional to 4,974.87, 6,865.49 and 2,736.83

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Solution

The fourth proportional to 4,974.87, 6,865.49 and 2,736.83 is: 3,776.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,974.87 : 6,865.49 = 2,736.83 : x
  2. Step 2: Convert to fraction form
    4,974.87/6,865.49 = 2,736.83/x
  3. Step 3: Cross multiply
    4,974.87x = 6,865.49 × 2,736.83
  4. Step 4: Simplify right side
    4,974.87x = 18,789,630.99
  5. Step 5: Solve for x
    x = 18,789,630.99/4,974.87
  6. Step 6: Final answer
    x = 3,776.91

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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.