Home / 2,134.11-3,202.19-964.94

Finding the Fourth Proportional to 2,134.11, 3,202.19 and 964.94

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Solution

The fourth proportional to 2,134.11, 3,202.19 and 964.94 is: 1,447.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134.11 : 3,202.19 = 964.94 : x
  2. Step 2: Convert to fraction form
    2,134.11/3,202.19 = 964.94/x
  3. Step 3: Cross multiply
    2,134.11x = 3,202.19 × 964.94
  4. Step 4: Simplify right side
    2,134.11x = 3,089,931.64
  5. Step 5: Solve for x
    x = 3,089,931.64/2,134.11
  6. Step 6: Final answer
    x = 1,447.88

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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.