Home / 5,183.44-7,775.82-1,898.08

Finding the Fourth Proportional to 5,183.44, 7,775.82 and 1,898.08

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Solution

The fourth proportional to 5,183.44, 7,775.82 and 1,898.08 is: 2,847.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.44 : 7,775.82 = 1,898.08 : x
  2. Step 2: Convert to fraction form
    5,183.44/7,775.82 = 1,898.08/x
  3. Step 3: Cross multiply
    5,183.44x = 7,775.82 × 1,898.08
  4. Step 4: Simplify right side
    5,183.44x = 14,759,128.43
  5. Step 5: Solve for x
    x = 14,759,128.43/5,183.44
  6. Step 6: Final answer
    x = 2,847.36

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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.