Home / 8,201.10-12,273.30-4,916.55

Finding the Fourth Proportional to 8,201.10, 12,273.30 and 4,916.55

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Solution

The fourth proportional to 8,201.10, 12,273.30 and 4,916.55 is: 7,357.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201.10 : 12,273.30 = 4,916.55 : x
  2. Step 2: Convert to fraction form
    8,201.10/12,273.30 = 4,916.55/x
  3. Step 3: Cross multiply
    8,201.10x = 12,273.30 × 4,916.55
  4. Step 4: Simplify right side
    8,201.10x = 60,342,293.12
  5. Step 5: Solve for x
    x = 60,342,293.12/8,201.10
  6. Step 6: Final answer
    x = 7,357.83

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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.