Home / 4,122.51-6,183.83-1,200.84

Finding the Fourth Proportional to 4,122.51, 6,183.83 and 1,200.84

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Solution

The fourth proportional to 4,122.51, 6,183.83 and 1,200.84 is: 1,801.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.51 : 6,183.83 = 1,200.84 : x
  2. Step 2: Convert to fraction form
    4,122.51/6,183.83 = 1,200.84/x
  3. Step 3: Cross multiply
    4,122.51x = 6,183.83 × 1,200.84
  4. Step 4: Simplify right side
    4,122.51x = 7,425,790.42
  5. Step 5: Solve for x
    x = 7,425,790.42/4,122.51
  6. Step 6: Final answer
    x = 1,801.28

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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.