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Finding the Fourth Proportional to 1,834.26, 2,750.02 and 1,103.67

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Solution

The fourth proportional to 1,834.26, 2,750.02 and 1,103.67 is: 1,654.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834.26 : 2,750.02 = 1,103.67 : x
  2. Step 2: Convert to fraction form
    1,834.26/2,750.02 = 1,103.67/x
  3. Step 3: Cross multiply
    1,834.26x = 2,750.02 × 1,103.67
  4. Step 4: Simplify right side
    1,834.26x = 3,035,114.57
  5. Step 5: Solve for x
    x = 3,035,114.57/1,834.26
  6. Step 6: Final answer
    x = 1,654.68

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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.