Home / 10,974.58-15,144.81-5,938.69

Finding the Fourth Proportional to 10,974.58, 15,144.81 and 5,938.69

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Solution

The fourth proportional to 10,974.58, 15,144.81 and 5,938.69 is: 8,195.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,974.58 : 15,144.81 = 5,938.69 : x
  2. Step 2: Convert to fraction form
    10,974.58/15,144.81 = 5,938.69/x
  3. Step 3: Cross multiply
    10,974.58x = 15,144.81 × 5,938.69
  4. Step 4: Simplify right side
    10,974.58x = 89,940,302.01
  5. Step 5: Solve for x
    x = 89,940,302.01/10,974.58
  6. Step 6: Final answer
    x = 8,195.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.