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Finding the Fourth Proportional to 6,299.81, 8,694.43 and 3,467.41

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Solution

The fourth proportional to 6,299.81, 8,694.43 and 3,467.41 is: 4,785.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,299.81 : 8,694.43 = 3,467.41 : x
  2. Step 2: Convert to fraction form
    6,299.81/8,694.43 = 3,467.41/x
  3. Step 3: Cross multiply
    6,299.81x = 8,694.43 × 3,467.41
  4. Step 4: Simplify right side
    6,299.81x = 30,147,123.12
  5. Step 5: Solve for x
    x = 30,147,123.12/6,299.81
  6. Step 6: Final answer
    x = 4,785.40

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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.