Home / 4,008.74-6,021.78-3,393.68

Finding the Fourth Proportional to 4,008.74, 6,021.78 and 3,393.68

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Solution

The fourth proportional to 4,008.74, 6,021.78 and 3,393.68 is: 5,097.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008.74 : 6,021.78 = 3,393.68 : x
  2. Step 2: Convert to fraction form
    4,008.74/6,021.78 = 3,393.68/x
  3. Step 3: Cross multiply
    4,008.74x = 6,021.78 × 3,393.68
  4. Step 4: Simplify right side
    4,008.74x = 20,435,994.35
  5. Step 5: Solve for x
    x = 20,435,994.35/4,008.74
  6. Step 6: Final answer
    x = 5,097.86

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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.