Home / 3,821.69-5,732.54-2,522.86

Finding the Fourth Proportional to 3,821.69, 5,732.54 and 2,522.86

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Solution

The fourth proportional to 3,821.69, 5,732.54 and 2,522.86 is: 3,784.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821.69 : 5,732.54 = 2,522.86 : x
  2. Step 2: Convert to fraction form
    3,821.69/5,732.54 = 2,522.86/x
  3. Step 3: Cross multiply
    3,821.69x = 5,732.54 × 2,522.86
  4. Step 4: Simplify right side
    3,821.69x = 14,462,381.53
  5. Step 5: Solve for x
    x = 14,462,381.53/3,821.69
  6. Step 6: Final answer
    x = 3,784.29

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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.