Home / 8,028.62-12,038.52-2,480.44

Finding the Fourth Proportional to 8,028.62, 12,038.52 and 2,480.44

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Solution

The fourth proportional to 8,028.62, 12,038.52 and 2,480.44 is: 3,719.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.62 : 12,038.52 = 2,480.44 : x
  2. Step 2: Convert to fraction form
    8,028.62/12,038.52 = 2,480.44/x
  3. Step 3: Cross multiply
    8,028.62x = 12,038.52 × 2,480.44
  4. Step 4: Simplify right side
    8,028.62x = 29,860,826.55
  5. Step 5: Solve for x
    x = 29,860,826.55/8,028.62
  6. Step 6: Final answer
    x = 3,719.30

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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.