Home / 6,817.64-9,408.38-3,833.39

Finding the Fourth Proportional to 6,817.64, 9,408.38 and 3,833.39

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Solution

The fourth proportional to 6,817.64, 9,408.38 and 3,833.39 is: 5,290.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,817.64 : 9,408.38 = 3,833.39 : x
  2. Step 2: Convert to fraction form
    6,817.64/9,408.38 = 3,833.39/x
  3. Step 3: Cross multiply
    6,817.64x = 9,408.38 × 3,833.39
  4. Step 4: Simplify right side
    6,817.64x = 36,065,923.60
  5. Step 5: Solve for x
    x = 36,065,923.60/6,817.64
  6. Step 6: Final answer
    x = 5,290.09

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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.