Home / 9,181.82-13,774.79-2,942.33

Finding the Fourth Proportional to 9,181.82, 13,774.79 and 2,942.33

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Solution

The fourth proportional to 9,181.82, 13,774.79 and 2,942.33 is: 4,414.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181.82 : 13,774.79 = 2,942.33 : x
  2. Step 2: Convert to fraction form
    9,181.82/13,774.79 = 2,942.33/x
  3. Step 3: Cross multiply
    9,181.82x = 13,774.79 × 2,942.33
  4. Step 4: Simplify right side
    9,181.82x = 40,529,916.34
  5. Step 5: Solve for x
    x = 40,529,916.34/9,181.82
  6. Step 6: Final answer
    x = 4,414.15

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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.