Home / 2,583.60-3,874.71-1,122.41

Finding the Fourth Proportional to 2,583.60, 3,874.71 and 1,122.41

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Solution

The fourth proportional to 2,583.60, 3,874.71 and 1,122.41 is: 1,683.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,583.60 : 3,874.71 = 1,122.41 : x
  2. Step 2: Convert to fraction form
    2,583.60/3,874.71 = 1,122.41/x
  3. Step 3: Cross multiply
    2,583.60x = 3,874.71 × 1,122.41
  4. Step 4: Simplify right side
    2,583.60x = 4,348,993.88
  5. Step 5: Solve for x
    x = 4,348,993.88/2,583.60
  6. Step 6: Final answer
    x = 1,683.31

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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.