Home / 2,683.44-4,024.89-1,222.20

Finding the Fourth Proportional to 2,683.44, 4,024.89 and 1,222.20

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Solution

The fourth proportional to 2,683.44, 4,024.89 and 1,222.20 is: 1,833.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683.44 : 4,024.89 = 1,222.20 : x
  2. Step 2: Convert to fraction form
    2,683.44/4,024.89 = 1,222.20/x
  3. Step 3: Cross multiply
    2,683.44x = 4,024.89 × 1,222.20
  4. Step 4: Simplify right side
    2,683.44x = 4,919,220.56
  5. Step 5: Solve for x
    x = 4,919,220.56/2,683.44
  6. Step 6: Final answer
    x = 1,833.18

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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.