Home / 4,105.64-6,152.78-3,556.46

Finding the Fourth Proportional to 4,105.64, 6,152.78 and 3,556.46

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Solution

The fourth proportional to 4,105.64, 6,152.78 and 3,556.46 is: 5,329.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,105.64 : 6,152.78 = 3,556.46 : x
  2. Step 2: Convert to fraction form
    4,105.64/6,152.78 = 3,556.46/x
  3. Step 3: Cross multiply
    4,105.64x = 6,152.78 × 3,556.46
  4. Step 4: Simplify right side
    4,105.64x = 21,882,067.41
  5. Step 5: Solve for x
    x = 21,882,067.41/4,105.64
  6. Step 6: Final answer
    x = 5,329.76

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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.