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Finding the Fourth Proportional to 8,893.75, 13,340.70 and 3,050.41

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Solution

The fourth proportional to 8,893.75, 13,340.70 and 3,050.41 is: 4,575.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,893.75 : 13,340.70 = 3,050.41 : x
  2. Step 2: Convert to fraction form
    8,893.75/13,340.70 = 3,050.41/x
  3. Step 3: Cross multiply
    8,893.75x = 13,340.70 × 3,050.41
  4. Step 4: Simplify right side
    8,893.75x = 40,694,604.69
  5. Step 5: Solve for x
    x = 40,694,604.69/8,893.75
  6. Step 6: Final answer
    x = 4,575.64

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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.