Home / 3,923.11-5,886.67-2,607.76

Finding the Fourth Proportional to 3,923.11, 5,886.67 and 2,607.76

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Solution

The fourth proportional to 3,923.11, 5,886.67 and 2,607.76 is: 3,912.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.11 : 5,886.67 = 2,607.76 : x
  2. Step 2: Convert to fraction form
    3,923.11/5,886.67 = 2,607.76/x
  3. Step 3: Cross multiply
    3,923.11x = 5,886.67 × 2,607.76
  4. Step 4: Simplify right side
    3,923.11x = 15,351,022.56
  5. Step 5: Solve for x
    x = 15,351,022.56/3,923.11
  6. Step 6: Final answer
    x = 3,912.97

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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.