Home / 3,038.58-4,556.61-1,189.44

Finding the Fourth Proportional to 3,038.58, 4,556.61 and 1,189.44

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Solution

The fourth proportional to 3,038.58, 4,556.61 and 1,189.44 is: 1,783.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.58 : 4,556.61 = 1,189.44 : x
  2. Step 2: Convert to fraction form
    3,038.58/4,556.61 = 1,189.44/x
  3. Step 3: Cross multiply
    3,038.58x = 4,556.61 × 1,189.44
  4. Step 4: Simplify right side
    3,038.58x = 5,419,814.20
  5. Step 5: Solve for x
    x = 5,419,814.20/3,038.58
  6. Step 6: Final answer
    x = 1,783.67

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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.