Home / 4,021.35-6,028.35-2,980.09

Finding the Fourth Proportional to 4,021.35, 6,028.35 and 2,980.09

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Solution

The fourth proportional to 4,021.35, 6,028.35 and 2,980.09 is: 4,467.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.35 : 6,028.35 = 2,980.09 : x
  2. Step 2: Convert to fraction form
    4,021.35/6,028.35 = 2,980.09/x
  3. Step 3: Cross multiply
    4,021.35x = 6,028.35 × 2,980.09
  4. Step 4: Simplify right side
    4,021.35x = 17,965,025.55
  5. Step 5: Solve for x
    x = 17,965,025.55/4,021.35
  6. Step 6: Final answer
    x = 4,467.41

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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.