Home / 2,179.48-3,267.55-1,083

Finding the Fourth Proportional to 2,179.48, 3,267.55 and 1,083

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Solution

The fourth proportional to 2,179.48, 3,267.55 and 1,083 is: 1,623.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179.48 : 3,267.55 = 1,083 : x
  2. Step 2: Convert to fraction form
    2,179.48/3,267.55 = 1,083/x
  3. Step 3: Cross multiply
    2,179.48x = 3,267.55 × 1,083
  4. Step 4: Simplify right side
    2,179.48x = 3,538,756.65
  5. Step 5: Solve for x
    x = 3,538,756.65/2,179.48
  6. Step 6: Final answer
    x = 1,623.67

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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.