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Finding the Fourth Proportional to 7,355.91, 11,022.90 and 6,295.44

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Solution

The fourth proportional to 7,355.91, 11,022.90 and 6,295.44 is: 9,433.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355.91 : 11,022.90 = 6,295.44 : x
  2. Step 2: Convert to fraction form
    7,355.91/11,022.90 = 6,295.44/x
  3. Step 3: Cross multiply
    7,355.91x = 11,022.90 × 6,295.44
  4. Step 4: Simplify right side
    7,355.91x = 69,394,005.58
  5. Step 5: Solve for x
    x = 69,394,005.58/7,355.91
  6. Step 6: Final answer
    x = 9,433.78

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1.5x scale

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.