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Finding the Fourth Proportional to 5,662.24, 8,435.96 and 5,383.41

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Solution

The fourth proportional to 5,662.24, 8,435.96 and 5,383.41 is: 8,020.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,662.24 : 8,435.96 = 5,383.41 : x
  2. Step 2: Convert to fraction form
    5,662.24/8,435.96 = 5,383.41/x
  3. Step 3: Cross multiply
    5,662.24x = 8,435.96 × 5,383.41
  4. Step 4: Simplify right side
    5,662.24x = 45,414,231.42
  5. Step 5: Solve for x
    x = 45,414,231.42/5,662.24
  6. Step 6: Final answer
    x = 8,020.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.