Home / 7,028.20-10,551.90-3,567.88

Finding the Fourth Proportional to 7,028.20, 10,551.90 and 3,567.88

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Solution

The fourth proportional to 7,028.20, 10,551.90 and 3,567.88 is: 5,356.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028.20 : 10,551.90 = 3,567.88 : x
  2. Step 2: Convert to fraction form
    7,028.20/10,551.90 = 3,567.88/x
  3. Step 3: Cross multiply
    7,028.20x = 10,551.90 × 3,567.88
  4. Step 4: Simplify right side
    7,028.20x = 37,647,912.97
  5. Step 5: Solve for x
    x = 37,647,912.97/7,028.20
  6. Step 6: Final answer
    x = 5,356.69

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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.