Home / 5,446.78-8,169.39-1,749.33

Finding the Fourth Proportional to 5,446.78, 8,169.39 and 1,749.33

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Solution

The fourth proportional to 5,446.78, 8,169.39 and 1,749.33 is: 2,623.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.78 : 8,169.39 = 1,749.33 : x
  2. Step 2: Convert to fraction form
    5,446.78/8,169.39 = 1,749.33/x
  3. Step 3: Cross multiply
    5,446.78x = 8,169.39 × 1,749.33
  4. Step 4: Simplify right side
    5,446.78x = 14,290,959.01
  5. Step 5: Solve for x
    x = 14,290,959.01/5,446.78
  6. Step 6: Final answer
    x = 2,623.75

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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.