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Finding the Fourth Proportional to 6,610.73, 9,916.50 and 2,914.70

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Solution

The fourth proportional to 6,610.73, 9,916.50 and 2,914.70 is: 4,372.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,610.73 : 9,916.50 = 2,914.70 : x
  2. Step 2: Convert to fraction form
    6,610.73/9,916.50 = 2,914.70/x
  3. Step 3: Cross multiply
    6,610.73x = 9,916.50 × 2,914.70
  4. Step 4: Simplify right side
    6,610.73x = 28,903,622.55
  5. Step 5: Solve for x
    x = 28,903,622.55/6,610.73
  6. Step 6: Final answer
    x = 4,372.23

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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.