Home / 6,388.82-9,584.67-1,946.88

Finding the Fourth Proportional to 6,388.82, 9,584.67 and 1,946.88

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Solution

The fourth proportional to 6,388.82, 9,584.67 and 1,946.88 is: 2,920.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,388.82 : 9,584.67 = 1,946.88 : x
  2. Step 2: Convert to fraction form
    6,388.82/9,584.67 = 1,946.88/x
  3. Step 3: Cross multiply
    6,388.82x = 9,584.67 × 1,946.88
  4. Step 4: Simplify right side
    6,388.82x = 18,660,202.33
  5. Step 5: Solve for x
    x = 18,660,202.33/6,388.82
  6. Step 6: Final answer
    x = 2,920.76

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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.