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Finding the Fourth Proportional to 6,369.24, 8,768.78 and 5,022.41

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Solution

The fourth proportional to 6,369.24, 8,768.78 and 5,022.41 is: 6,914.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,369.24 : 8,768.78 = 5,022.41 : x
  2. Step 2: Convert to fraction form
    6,369.24/8,768.78 = 5,022.41/x
  3. Step 3: Cross multiply
    6,369.24x = 8,768.78 × 5,022.41
  4. Step 4: Simplify right side
    6,369.24x = 44,040,408.36
  5. Step 5: Solve for x
    x = 44,040,408.36/6,369.24
  6. Step 6: Final answer
    x = 6,914.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.