Home / 3,289.92-4,929.39-2,601.06

Finding the Fourth Proportional to 3,289.92, 4,929.39 and 2,601.06

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Solution

The fourth proportional to 3,289.92, 4,929.39 and 2,601.06 is: 3,897.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289.92 : 4,929.39 = 2,601.06 : x
  2. Step 2: Convert to fraction form
    3,289.92/4,929.39 = 2,601.06/x
  3. Step 3: Cross multiply
    3,289.92x = 4,929.39 × 2,601.06
  4. Step 4: Simplify right side
    3,289.92x = 12,821,639.15
  5. Step 5: Solve for x
    x = 12,821,639.15/3,289.92
  6. Step 6: Final answer
    x = 3,897.25

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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.