Home / 8,334.41-12,496.76-2,489.45

Finding the Fourth Proportional to 8,334.41, 12,496.76 and 2,489.45

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Solution

The fourth proportional to 8,334.41, 12,496.76 and 2,489.45 is: 3,732.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,334.41 : 12,496.76 = 2,489.45 : x
  2. Step 2: Convert to fraction form
    8,334.41/12,496.76 = 2,489.45/x
  3. Step 3: Cross multiply
    8,334.41x = 12,496.76 × 2,489.45
  4. Step 4: Simplify right side
    8,334.41x = 31,110,046.73
  5. Step 5: Solve for x
    x = 31,110,046.73/8,334.41
  6. Step 6: Final answer
    x = 3,732.72

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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.