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Finding the Fourth Proportional to 6,772.56, 10,157.02 and 2,389.44

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Solution

The fourth proportional to 6,772.56, 10,157.02 and 2,389.44 is: 3,583.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,772.56 : 10,157.02 = 2,389.44 : x
  2. Step 2: Convert to fraction form
    6,772.56/10,157.02 = 2,389.44/x
  3. Step 3: Cross multiply
    6,772.56x = 10,157.02 × 2,389.44
  4. Step 4: Simplify right side
    6,772.56x = 24,269,589.87
  5. Step 5: Solve for x
    x = 24,269,589.87/6,772.56
  6. Step 6: Final answer
    x = 3,583.52

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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.