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Finding the Fourth Proportional to 8,380.58, 12,572.08 and 2,537.68

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Solution

The fourth proportional to 8,380.58, 12,572.08 and 2,537.68 is: 3,806.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,380.58 : 12,572.08 = 2,537.68 : x
  2. Step 2: Convert to fraction form
    8,380.58/12,572.08 = 2,537.68/x
  3. Step 3: Cross multiply
    8,380.58x = 12,572.08 × 2,537.68
  4. Step 4: Simplify right side
    8,380.58x = 31,903,915.97
  5. Step 5: Solve for x
    x = 31,903,915.97/8,380.58
  6. Step 6: Final answer
    x = 3,806.89

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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.