Home / 4,974.60-6,865.07-2,736.60

Finding the Fourth Proportional to 4,974.60, 6,865.07 and 2,736.60

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Solution

The fourth proportional to 4,974.60, 6,865.07 and 2,736.60 is: 3,776.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,974.60 : 6,865.07 = 2,736.60 : x
  2. Step 2: Convert to fraction form
    4,974.60/6,865.07 = 2,736.60/x
  3. Step 3: Cross multiply
    4,974.60x = 6,865.07 × 2,736.60
  4. Step 4: Simplify right side
    4,974.60x = 18,786,936.88
  5. Step 5: Solve for x
    x = 18,786,936.88/4,974.60
  6. Step 6: Final answer
    x = 3,776.57

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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.