Home / 3,794.65-5,236.85-2,116.33

Finding the Fourth Proportional to 3,794.65, 5,236.85 and 2,116.33

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Solution

The fourth proportional to 3,794.65, 5,236.85 and 2,116.33 is: 2,920.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,794.65 : 5,236.85 = 2,116.33 : x
  2. Step 2: Convert to fraction form
    3,794.65/5,236.85 = 2,116.33/x
  3. Step 3: Cross multiply
    3,794.65x = 5,236.85 × 2,116.33
  4. Step 4: Simplify right side
    3,794.65x = 11,082,902.76
  5. Step 5: Solve for x
    x = 11,082,902.76/3,794.65
  6. Step 6: Final answer
    x = 2,920.67

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1.5x scale

Why These Related Problems?

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