Home / 6,422.33-9,629.84-3,827.09

Finding the Fourth Proportional to 6,422.33, 9,629.84 and 3,827.09

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Solution

The fourth proportional to 6,422.33, 9,629.84 and 3,827.09 is: 5,738.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422.33 : 9,629.84 = 3,827.09 : x
  2. Step 2: Convert to fraction form
    6,422.33/9,629.84 = 3,827.09/x
  3. Step 3: Cross multiply
    6,422.33x = 9,629.84 × 3,827.09
  4. Step 4: Simplify right side
    6,422.33x = 36,854,197.08
  5. Step 5: Solve for x
    x = 36,854,197.08/6,422.33
  6. Step 6: Final answer
    x = 5,738.45

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1.5x scale

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.