Home / 3,288.25-4,934.81-1,556.88

Finding the Fourth Proportional to 3,288.25, 4,934.81 and 1,556.88

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Solution

The fourth proportional to 3,288.25, 4,934.81 and 1,556.88 is: 2,336.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.25 : 4,934.81 = 1,556.88 : x
  2. Step 2: Convert to fraction form
    3,288.25/4,934.81 = 1,556.88/x
  3. Step 3: Cross multiply
    3,288.25x = 4,934.81 × 1,556.88
  4. Step 4: Simplify right side
    3,288.25x = 7,682,906.99
  5. Step 5: Solve for x
    x = 7,682,906.99/3,288.25
  6. Step 6: Final answer
    x = 2,336.47

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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.