Home / 4,122.22-6,183.06-1,931.44

Finding the Fourth Proportional to 4,122.22, 6,183.06 and 1,931.44

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Solution

The fourth proportional to 4,122.22, 6,183.06 and 1,931.44 is: 2,897.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.22 : 6,183.06 = 1,931.44 : x
  2. Step 2: Convert to fraction form
    4,122.22/6,183.06 = 1,931.44/x
  3. Step 3: Cross multiply
    4,122.22x = 6,183.06 × 1,931.44
  4. Step 4: Simplify right side
    4,122.22x = 11,942,209.41
  5. Step 5: Solve for x
    x = 11,942,209.41/4,122.22
  6. Step 6: Final answer
    x = 2,897.03

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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.