Home / 3,183.35-4,779.81-2,748.03

Finding the Fourth Proportional to 3,183.35, 4,779.81 and 2,748.03

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Solution

The fourth proportional to 3,183.35, 4,779.81 and 2,748.03 is: 4,126.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.35 : 4,779.81 = 2,748.03 : x
  2. Step 2: Convert to fraction form
    3,183.35/4,779.81 = 2,748.03/x
  3. Step 3: Cross multiply
    3,183.35x = 4,779.81 × 2,748.03
  4. Step 4: Simplify right side
    3,183.35x = 13,135,043.35
  5. Step 5: Solve for x
    x = 13,135,043.35/3,183.35
  6. Step 6: Final answer
    x = 4,126.17

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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.