Home / 3,834.39-5,748.45-1,986.04

Finding the Fourth Proportional to 3,834.39, 5,748.45 and 1,986.04

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Solution

The fourth proportional to 3,834.39, 5,748.45 and 1,986.04 is: 2,977.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834.39 : 5,748.45 = 1,986.04 : x
  2. Step 2: Convert to fraction form
    3,834.39/5,748.45 = 1,986.04/x
  3. Step 3: Cross multiply
    3,834.39x = 5,748.45 × 1,986.04
  4. Step 4: Simplify right side
    3,834.39x = 11,416,651.64
  5. Step 5: Solve for x
    x = 11,416,651.64/3,834.39
  6. Step 6: Final answer
    x = 2,977.44

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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.