Home / 4,228.21-5,834.81-2,339.87

Finding the Fourth Proportional to 4,228.21, 5,834.81 and 2,339.87

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Solution

The fourth proportional to 4,228.21, 5,834.81 and 2,339.87 is: 3,228.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.21 : 5,834.81 = 2,339.87 : x
  2. Step 2: Convert to fraction form
    4,228.21/5,834.81 = 2,339.87/x
  3. Step 3: Cross multiply
    4,228.21x = 5,834.81 × 2,339.87
  4. Step 4: Simplify right side
    4,228.21x = 13,652,717.31
  5. Step 5: Solve for x
    x = 13,652,717.31/4,228.21
  6. Step 6: Final answer
    x = 3,228.96

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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.