Home / 4,916.60-7,375.00-1,629.72

Finding the Fourth Proportional to 4,916.60, 7,375.00 and 1,629.72

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Solution

The fourth proportional to 4,916.60, 7,375.00 and 1,629.72 is: 2,444.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.60 : 7,375.00 = 1,629.72 : x
  2. Step 2: Convert to fraction form
    4,916.60/7,375.00 = 1,629.72/x
  3. Step 3: Cross multiply
    4,916.60x = 7,375.00 × 1,629.72
  4. Step 4: Simplify right side
    4,916.60x = 12,019,183.98
  5. Step 5: Solve for x
    x = 12,019,183.98/4,916.60
  6. Step 6: Final answer
    x = 2,444.61

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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.