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Finding the Fourth Proportional to 3,491.03, 5,230.39 and 1,843.94

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Solution

The fourth proportional to 3,491.03, 5,230.39 and 1,843.94 is: 2,762.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491.03 : 5,230.39 = 1,843.94 : x
  2. Step 2: Convert to fraction form
    3,491.03/5,230.39 = 1,843.94/x
  3. Step 3: Cross multiply
    3,491.03x = 5,230.39 × 1,843.94
  4. Step 4: Simplify right side
    3,491.03x = 9,644,533.80
  5. Step 5: Solve for x
    x = 9,644,533.80/3,491.03
  6. Step 6: Final answer
    x = 2,762.67

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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.