Home / 9,028.72-13,519.92-6,251.44

Finding the Fourth Proportional to 9,028.72, 13,519.92 and 6,251.44

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Solution

The fourth proportional to 9,028.72, 13,519.92 and 6,251.44 is: 9,361.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.72 : 13,519.92 = 6,251.44 : x
  2. Step 2: Convert to fraction form
    9,028.72/13,519.92 = 6,251.44/x
  3. Step 3: Cross multiply
    9,028.72x = 13,519.92 × 6,251.44
  4. Step 4: Simplify right side
    9,028.72x = 84,518,968.68
  5. Step 5: Solve for x
    x = 84,518,968.68/9,028.72
  6. Step 6: Final answer
    x = 9,361.12

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1.5x scale

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.