Home / 2,893.29-4,339.98-1,912.41

Finding the Fourth Proportional to 2,893.29, 4,339.98 and 1,912.41

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Solution

The fourth proportional to 2,893.29, 4,339.98 and 1,912.41 is: 2,868.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893.29 : 4,339.98 = 1,912.41 : x
  2. Step 2: Convert to fraction form
    2,893.29/4,339.98 = 1,912.41/x
  3. Step 3: Cross multiply
    2,893.29x = 4,339.98 × 1,912.41
  4. Step 4: Simplify right side
    2,893.29x = 8,299,821.15
  5. Step 5: Solve for x
    x = 8,299,821.15/2,893.29
  6. Step 6: Final answer
    x = 2,868.64

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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.