Home / 2,683.02-4,025.60-1,222.86

Finding the Fourth Proportional to 2,683.02, 4,025.60 and 1,222.86

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Solution

The fourth proportional to 2,683.02, 4,025.60 and 1,222.86 is: 1,834.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683.02 : 4,025.60 = 1,222.86 : x
  2. Step 2: Convert to fraction form
    2,683.02/4,025.60 = 1,222.86/x
  3. Step 3: Cross multiply
    2,683.02x = 4,025.60 × 1,222.86
  4. Step 4: Simplify right side
    2,683.02x = 4,922,745.22
  5. Step 5: Solve for x
    x = 4,922,745.22/2,683.02
  6. Step 6: Final answer
    x = 1,834.78

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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.