Home / 3,408.04-5,112.60-1,099

Finding the Fourth Proportional to 3,408.04, 5,112.60 and 1,099

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Solution

The fourth proportional to 3,408.04, 5,112.60 and 1,099 is: 1,648.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408.04 : 5,112.60 = 1,099 : x
  2. Step 2: Convert to fraction form
    3,408.04/5,112.60 = 1,099/x
  3. Step 3: Cross multiply
    3,408.04x = 5,112.60 × 1,099
  4. Step 4: Simplify right side
    3,408.04x = 5,618,747.40
  5. Step 5: Solve for x
    x = 5,618,747.40/3,408.04
  6. Step 6: Final answer
    x = 1,648.67

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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.