Home / 4,114.78-6,171.75-1,923.94

Finding the Fourth Proportional to 4,114.78, 6,171.75 and 1,923.94

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Solution

The fourth proportional to 4,114.78, 6,171.75 and 1,923.94 is: 2,885.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114.78 : 6,171.75 = 1,923.94 : x
  2. Step 2: Convert to fraction form
    4,114.78/6,171.75 = 1,923.94/x
  3. Step 3: Cross multiply
    4,114.78x = 6,171.75 × 1,923.94
  4. Step 4: Simplify right side
    4,114.78x = 11,874,076.70
  5. Step 5: Solve for x
    x = 11,874,076.70/4,114.78
  6. Step 6: Final answer
    x = 2,885.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.