Home / 8,083.41-12,125.38-2,818.98

Finding the Fourth Proportional to 8,083.41, 12,125.38 and 2,818.98

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Solution

The fourth proportional to 8,083.41, 12,125.38 and 2,818.98 is: 4,228.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,083.41 : 12,125.38 = 2,818.98 : x
  2. Step 2: Convert to fraction form
    8,083.41/12,125.38 = 2,818.98/x
  3. Step 3: Cross multiply
    8,083.41x = 12,125.38 × 2,818.98
  4. Step 4: Simplify right side
    8,083.41x = 34,181,200.27
  5. Step 5: Solve for x
    x = 34,181,200.27/8,083.41
  6. Step 6: Final answer
    x = 4,228.56

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.