Home / 2,183.08-3,010.50-1,739.80

Finding the Fourth Proportional to 2,183.08, 3,010.50 and 1,739.80

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Solution

The fourth proportional to 2,183.08, 3,010.50 and 1,739.80 is: 2,399.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.08 : 3,010.50 = 1,739.80 : x
  2. Step 2: Convert to fraction form
    2,183.08/3,010.50 = 1,739.80/x
  3. Step 3: Cross multiply
    2,183.08x = 3,010.50 × 1,739.80
  4. Step 4: Simplify right side
    2,183.08x = 5,237,667.90
  5. Step 5: Solve for x
    x = 5,237,667.90/2,183.08
  6. Step 6: Final answer
    x = 2,399.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.