Home / 4,961.14-6,844.44-2,971.78

Finding the Fourth Proportional to 4,961.14, 6,844.44 and 2,971.78

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Solution

The fourth proportional to 4,961.14, 6,844.44 and 2,971.78 is: 4,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,961.14 : 6,844.44 = 2,971.78 : x
  2. Step 2: Convert to fraction form
    4,961.14/6,844.44 = 2,971.78/x
  3. Step 3: Cross multiply
    4,961.14x = 6,844.44 × 2,971.78
  4. Step 4: Simplify right side
    4,961.14x = 20,340,169.90
  5. Step 5: Solve for x
    x = 20,340,169.90/4,961.14
  6. Step 6: Final answer
    x = 4,099.90

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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.