Home / 3,028.56-4,539.96-1,384.12

Finding the Fourth Proportional to 3,028.56, 4,539.96 and 1,384.12

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Solution

The fourth proportional to 3,028.56, 4,539.96 and 1,384.12 is: 2,074.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.56 : 4,539.96 = 1,384.12 : x
  2. Step 2: Convert to fraction form
    3,028.56/4,539.96 = 1,384.12/x
  3. Step 3: Cross multiply
    3,028.56x = 4,539.96 × 1,384.12
  4. Step 4: Simplify right side
    3,028.56x = 6,283,849.44
  5. Step 5: Solve for x
    x = 6,283,849.44/3,028.56
  6. Step 6: Final answer
    x = 2,074.86

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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.