Home / 6,923-9,553.83-3,779.27

Finding the Fourth Proportional to 6,923, 9,553.83 and 3,779.27

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Solution

The fourth proportional to 6,923, 9,553.83 and 3,779.27 is: 5,215.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,923 : 9,553.83 = 3,779.27 : x
  2. Step 2: Convert to fraction form
    6,923/9,553.83 = 3,779.27/x
  3. Step 3: Cross multiply
    6,923x = 9,553.83 × 3,779.27
  4. Step 4: Simplify right side
    6,923x = 36,106,503.10
  5. Step 5: Solve for x
    x = 36,106,503.10/6,923
  6. Step 6: Final answer
    x = 5,215.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.