Home / 5,205.33-7,183.26-2,847.42

Finding the Fourth Proportional to 5,205.33, 7,183.26 and 2,847.42

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Solution

The fourth proportional to 5,205.33, 7,183.26 and 2,847.42 is: 3,929.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205.33 : 7,183.26 = 2,847.42 : x
  2. Step 2: Convert to fraction form
    5,205.33/7,183.26 = 2,847.42/x
  3. Step 3: Cross multiply
    5,205.33x = 7,183.26 × 2,847.42
  4. Step 4: Simplify right side
    5,205.33x = 20,453,758.19
  5. Step 5: Solve for x
    x = 20,453,758.19/5,205.33
  6. Step 6: Final answer
    x = 3,929.39

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Half scale
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Double scale
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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.