Home / 2,022.48-2,791.17-1,236.67

Finding the Fourth Proportional to 2,022.48, 2,791.17 and 1,236.67

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Solution

The fourth proportional to 2,022.48, 2,791.17 and 1,236.67 is: 1,706.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.48 : 2,791.17 = 1,236.67 : x
  2. Step 2: Convert to fraction form
    2,022.48/2,791.17 = 1,236.67/x
  3. Step 3: Cross multiply
    2,022.48x = 2,791.17 × 1,236.67
  4. Step 4: Simplify right side
    2,022.48x = 3,451,749.23
  5. Step 5: Solve for x
    x = 3,451,749.23/2,022.48
  6. Step 6: Final answer
    x = 1,706.69

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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.