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Finding the Fourth Proportional to 4,967.73, 7,446.60 and 1,679.94

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Solution

The fourth proportional to 4,967.73, 7,446.60 and 1,679.94 is: 2,518.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,967.73 : 7,446.60 = 1,679.94 : x
  2. Step 2: Convert to fraction form
    4,967.73/7,446.60 = 1,679.94/x
  3. Step 3: Cross multiply
    4,967.73x = 7,446.60 × 1,679.94
  4. Step 4: Simplify right side
    4,967.73x = 12,509,841.20
  5. Step 5: Solve for x
    x = 12,509,841.20/4,967.73
  6. Step 6: Final answer
    x = 2,518.22

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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.