Home / 8,273.54-12,398.57-4,109.43

Finding the Fourth Proportional to 8,273.54, 12,398.57 and 4,109.43

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Solution

The fourth proportional to 8,273.54, 12,398.57 and 4,109.43 is: 6,158.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,273.54 : 12,398.57 = 4,109.43 : x
  2. Step 2: Convert to fraction form
    8,273.54/12,398.57 = 4,109.43/x
  3. Step 3: Cross multiply
    8,273.54x = 12,398.57 × 4,109.43
  4. Step 4: Simplify right side
    8,273.54x = 50,951,096.87
  5. Step 5: Solve for x
    x = 50,951,096.87/8,273.54
  6. Step 6: Final answer
    x = 6,158.32

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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.