Home / 1,550.41-2,139.82-1,052.73

Finding the Fourth Proportional to 1,550.41, 2,139.82 and 1,052.73

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Solution

The fourth proportional to 1,550.41, 2,139.82 and 1,052.73 is: 1,452.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550.41 : 2,139.82 = 1,052.73 : x
  2. Step 2: Convert to fraction form
    1,550.41/2,139.82 = 1,052.73/x
  3. Step 3: Cross multiply
    1,550.41x = 2,139.82 × 1,052.73
  4. Step 4: Simplify right side
    1,550.41x = 2,252,650.08
  5. Step 5: Solve for x
    x = 2,252,650.08/1,550.41
  6. Step 6: Final answer
    x = 1,452.94

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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.