Home / 2,022.45-2,791.92-1,525.26

Finding the Fourth Proportional to 2,022.45, 2,791.92 and 1,525.26

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Solution

The fourth proportional to 2,022.45, 2,791.92 and 1,525.26 is: 2,105.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.45 : 2,791.92 = 1,525.26 : x
  2. Step 2: Convert to fraction form
    2,022.45/2,791.92 = 1,525.26/x
  3. Step 3: Cross multiply
    2,022.45x = 2,791.92 × 1,525.26
  4. Step 4: Simplify right side
    2,022.45x = 4,258,403.90
  5. Step 5: Solve for x
    x = 4,258,403.90/2,022.45
  6. Step 6: Final answer
    x = 2,105.57

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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.