Home / 3,546.05-5,318.67-949.19

Finding the Fourth Proportional to 3,546.05, 5,318.67 and 949.19

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Solution

The fourth proportional to 3,546.05, 5,318.67 and 949.19 is: 1,423.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.05 : 5,318.67 = 949.19 : x
  2. Step 2: Convert to fraction form
    3,546.05/5,318.67 = 949.19/x
  3. Step 3: Cross multiply
    3,546.05x = 5,318.67 × 949.19
  4. Step 4: Simplify right side
    3,546.05x = 5,048,410.33
  5. Step 5: Solve for x
    x = 5,048,410.33/3,546.05
  6. Step 6: Final answer
    x = 1,423.67

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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.