Home / 6,121.67-9,183.95-1,739.03

Finding the Fourth Proportional to 6,121.67, 9,183.95 and 1,739.03

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Solution

The fourth proportional to 6,121.67, 9,183.95 and 1,739.03 is: 2,608.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121.67 : 9,183.95 = 1,739.03 : x
  2. Step 2: Convert to fraction form
    6,121.67/9,183.95 = 1,739.03/x
  3. Step 3: Cross multiply
    6,121.67x = 9,183.95 × 1,739.03
  4. Step 4: Simplify right side
    6,121.67x = 15,971,109.95
  5. Step 5: Solve for x
    x = 15,971,109.95/6,121.67
  6. Step 6: Final answer
    x = 2,608.95

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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.