Home / 6,099.22-9,147.90-1,938.70

Finding the Fourth Proportional to 6,099.22, 9,147.90 and 1,938.70

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Solution

The fourth proportional to 6,099.22, 9,147.90 and 1,938.70 is: 2,907.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,099.22 : 9,147.90 = 1,938.70 : x
  2. Step 2: Convert to fraction form
    6,099.22/9,147.90 = 1,938.70/x
  3. Step 3: Cross multiply
    6,099.22x = 9,147.90 × 1,938.70
  4. Step 4: Simplify right side
    6,099.22x = 17,735,033.73
  5. Step 5: Solve for x
    x = 17,735,033.73/6,099.22
  6. Step 6: Final answer
    x = 2,907.75

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1.5x scale

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.