Home / 3,828.86-5,283.68-2,339.27

Finding the Fourth Proportional to 3,828.86, 5,283.68 and 2,339.27

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Solution

The fourth proportional to 3,828.86, 5,283.68 and 2,339.27 is: 3,228.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.86 : 5,283.68 = 2,339.27 : x
  2. Step 2: Convert to fraction form
    3,828.86/5,283.68 = 2,339.27/x
  3. Step 3: Cross multiply
    3,828.86x = 5,283.68 × 2,339.27
  4. Step 4: Simplify right side
    3,828.86x = 12,359,916.00
  5. Step 5: Solve for x
    x = 12,359,916.00/3,828.86
  6. Step 6: Final answer
    x = 3,228.10

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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.