Home / 4,299.57-6,438.42-2,834.28

Finding the Fourth Proportional to 4,299.57, 6,438.42 and 2,834.28

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Solution

The fourth proportional to 4,299.57, 6,438.42 and 2,834.28 is: 4,244.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,299.57 : 6,438.42 = 2,834.28 : x
  2. Step 2: Convert to fraction form
    4,299.57/6,438.42 = 2,834.28/x
  3. Step 3: Cross multiply
    4,299.57x = 6,438.42 × 2,834.28
  4. Step 4: Simplify right side
    4,299.57x = 18,248,285.04
  5. Step 5: Solve for x
    x = 18,248,285.04/4,299.57
  6. Step 6: Final answer
    x = 4,244.21

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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.