Home / 2,568.69-3,834.45-2,257.30

Finding the Fourth Proportional to 2,568.69, 3,834.45 and 2,257.30

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Solution

The fourth proportional to 2,568.69, 3,834.45 and 2,257.30 is: 3,369.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568.69 : 3,834.45 = 2,257.30 : x
  2. Step 2: Convert to fraction form
    2,568.69/3,834.45 = 2,257.30/x
  3. Step 3: Cross multiply
    2,568.69x = 3,834.45 × 2,257.30
  4. Step 4: Simplify right side
    2,568.69x = 8,655,503.99
  5. Step 5: Solve for x
    x = 8,655,503.99/2,568.69
  6. Step 6: Final answer
    x = 3,369.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.