Home / 8,028.72-12,038.76-3,093.84

Finding the Fourth Proportional to 8,028.72, 12,038.76 and 3,093.84

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Solution

The fourth proportional to 8,028.72, 12,038.76 and 3,093.84 is: 4,639.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.72 : 12,038.76 = 3,093.84 : x
  2. Step 2: Convert to fraction form
    8,028.72/12,038.76 = 3,093.84/x
  3. Step 3: Cross multiply
    8,028.72x = 12,038.76 × 3,093.84
  4. Step 4: Simplify right side
    8,028.72x = 37,245,997.24
  5. Step 5: Solve for x
    x = 37,245,997.24/8,028.72
  6. Step 6: Final answer
    x = 4,639.10

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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.