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Finding the Fourth Proportional to 8,652.06, 12,951.63 and 4,744.62

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Solution

The fourth proportional to 8,652.06, 12,951.63 and 4,744.62 is: 7,102.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,652.06 : 12,951.63 = 4,744.62 : x
  2. Step 2: Convert to fraction form
    8,652.06/12,951.63 = 4,744.62/x
  3. Step 3: Cross multiply
    8,652.06x = 12,951.63 × 4,744.62
  4. Step 4: Simplify right side
    8,652.06x = 61,450,562.73
  5. Step 5: Solve for x
    x = 61,450,562.73/8,652.06
  6. Step 6: Final answer
    x = 7,102.42

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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.