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Finding the Fourth Proportional to 8,166.67, 12,248.17 and 3,237.41

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Solution

The fourth proportional to 8,166.67, 12,248.17 and 3,237.41 is: 4,855.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,166.67 : 12,248.17 = 3,237.41 : x
  2. Step 2: Convert to fraction form
    8,166.67/12,248.17 = 3,237.41/x
  3. Step 3: Cross multiply
    8,166.67x = 12,248.17 × 3,237.41
  4. Step 4: Simplify right side
    8,166.67x = 39,652,348.04
  5. Step 5: Solve for x
    x = 39,652,348.04/8,166.67
  6. Step 6: Final answer
    x = 4,855.39

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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.