Home / 8,297.06-12,438.12-3,028.39

Finding the Fourth Proportional to 8,297.06, 12,438.12 and 3,028.39

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Solution

The fourth proportional to 8,297.06, 12,438.12 and 3,028.39 is: 4,539.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,297.06 : 12,438.12 = 3,028.39 : x
  2. Step 2: Convert to fraction form
    8,297.06/12,438.12 = 3,028.39/x
  3. Step 3: Cross multiply
    8,297.06x = 12,438.12 × 3,028.39
  4. Step 4: Simplify right side
    8,297.06x = 37,667,478.23
  5. Step 5: Solve for x
    x = 37,667,478.23/8,297.06
  6. Step 6: Final answer
    x = 4,539.86

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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.