Home / 5,544.78-8,321.10-3,081.54

Finding the Fourth Proportional to 5,544.78, 8,321.10 and 3,081.54

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Solution

The fourth proportional to 5,544.78, 8,321.10 and 3,081.54 is: 4,624.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,544.78 : 8,321.10 = 3,081.54 : x
  2. Step 2: Convert to fraction form
    5,544.78/8,321.10 = 3,081.54/x
  3. Step 3: Cross multiply
    5,544.78x = 8,321.10 × 3,081.54
  4. Step 4: Simplify right side
    5,544.78x = 25,641,802.49
  5. Step 5: Solve for x
    x = 25,641,802.49/5,544.78
  6. Step 6: Final answer
    x = 4,624.49

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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.