Home / 1,771.73-2,445.11-1,183.25

Finding the Fourth Proportional to 1,771.73, 2,445.11 and 1,183.25

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Solution

The fourth proportional to 1,771.73, 2,445.11 and 1,183.25 is: 1,632.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771.73 : 2,445.11 = 1,183.25 : x
  2. Step 2: Convert to fraction form
    1,771.73/2,445.11 = 1,183.25/x
  3. Step 3: Cross multiply
    1,771.73x = 2,445.11 × 1,183.25
  4. Step 4: Simplify right side
    1,771.73x = 2,893,176.41
  5. Step 5: Solve for x
    x = 2,893,176.41/1,771.73
  6. Step 6: Final answer
    x = 1,632.97

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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.