Home / 6,821.11-9,410.46-3,836.26

Finding the Fourth Proportional to 6,821.11, 9,410.46 and 3,836.26

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Solution

The fourth proportional to 6,821.11, 9,410.46 and 3,836.26 is: 5,292.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821.11 : 9,410.46 = 3,836.26 : x
  2. Step 2: Convert to fraction form
    6,821.11/9,410.46 = 3,836.26/x
  3. Step 3: Cross multiply
    6,821.11x = 9,410.46 × 3,836.26
  4. Step 4: Simplify right side
    6,821.11x = 36,100,924.23
  5. Step 5: Solve for x
    x = 36,100,924.23/6,821.11
  6. Step 6: Final answer
    x = 5,292.53

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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.