Home / 2,021.24-3,032.22-722.41

Finding the Fourth Proportional to 2,021.24, 3,032.22 and 722.41

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Solution

The fourth proportional to 2,021.24, 3,032.22 and 722.41 is: 1,083.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021.24 : 3,032.22 = 722.41 : x
  2. Step 2: Convert to fraction form
    2,021.24/3,032.22 = 722.41/x
  3. Step 3: Cross multiply
    2,021.24x = 3,032.22 × 722.41
  4. Step 4: Simplify right side
    2,021.24x = 2,190,506.05
  5. Step 5: Solve for x
    x = 2,190,506.05/2,021.24
  6. Step 6: Final answer
    x = 1,083.74

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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.