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Finding the Fourth Proportional to 6,293.89, 9,439.77 and 1,910.29

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Solution

The fourth proportional to 6,293.89, 9,439.77 and 1,910.29 is: 2,865.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,293.89 : 9,439.77 = 1,910.29 : x
  2. Step 2: Convert to fraction form
    6,293.89/9,439.77 = 1,910.29/x
  3. Step 3: Cross multiply
    6,293.89x = 9,439.77 × 1,910.29
  4. Step 4: Simplify right side
    6,293.89x = 18,032,698.23
  5. Step 5: Solve for x
    x = 18,032,698.23/6,293.89
  6. Step 6: Final answer
    x = 2,865.11

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.