Home / 8,181.73-12,273.05-2,338.49

Finding the Fourth Proportional to 8,181.73, 12,273.05 and 2,338.49

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Solution

The fourth proportional to 8,181.73, 12,273.05 and 2,338.49 is: 3,507.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,181.73 : 12,273.05 = 2,338.49 : x
  2. Step 2: Convert to fraction form
    8,181.73/12,273.05 = 2,338.49/x
  3. Step 3: Cross multiply
    8,181.73x = 12,273.05 × 2,338.49
  4. Step 4: Simplify right side
    8,181.73x = 28,700,362.32
  5. Step 5: Solve for x
    x = 28,700,362.32/8,181.73
  6. Step 6: Final answer
    x = 3,507.86

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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.