Home / 7,195.13-10,791.92-1,930.67

Finding the Fourth Proportional to 7,195.13, 10,791.92 and 1,930.67

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Solution

The fourth proportional to 7,195.13, 10,791.92 and 1,930.67 is: 2,895.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,195.13 : 10,791.92 = 1,930.67 : x
  2. Step 2: Convert to fraction form
    7,195.13/10,791.92 = 1,930.67/x
  3. Step 3: Cross multiply
    7,195.13x = 10,791.92 × 1,930.67
  4. Step 4: Simplify right side
    7,195.13x = 20,835,626.53
  5. Step 5: Solve for x
    x = 20,835,626.53/7,195.13
  6. Step 6: Final answer
    x = 2,895.80

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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.