Home / 4,183.19-5,772.80-2,320.19

Finding the Fourth Proportional to 4,183.19, 5,772.80 and 2,320.19

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Solution

The fourth proportional to 4,183.19, 5,772.80 and 2,320.19 is: 3,201.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,183.19 : 5,772.80 = 2,320.19 : x
  2. Step 2: Convert to fraction form
    4,183.19/5,772.80 = 2,320.19/x
  3. Step 3: Cross multiply
    4,183.19x = 5,772.80 × 2,320.19
  4. Step 4: Simplify right side
    4,183.19x = 13,393,984.20
  5. Step 5: Solve for x
    x = 13,393,984.20/4,183.19
  6. Step 6: Final answer
    x = 3,201.86

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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.