Home / 6,220.82-9,325.18-3,993.38

Finding the Fourth Proportional to 6,220.82, 9,325.18 and 3,993.38

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Solution

The fourth proportional to 6,220.82, 9,325.18 and 3,993.38 is: 5,986.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.82 : 9,325.18 = 3,993.38 : x
  2. Step 2: Convert to fraction form
    6,220.82/9,325.18 = 3,993.38/x
  3. Step 3: Cross multiply
    6,220.82x = 9,325.18 × 3,993.38
  4. Step 4: Simplify right side
    6,220.82x = 37,238,987.31
  5. Step 5: Solve for x
    x = 37,238,987.31/6,220.82
  6. Step 6: Final answer
    x = 5,986.19

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Double scale
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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.