Home / 7,028.37-9,698.33-3,884.37

Finding the Fourth Proportional to 7,028.37, 9,698.33 and 3,884.37

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Solution

The fourth proportional to 7,028.37, 9,698.33 and 3,884.37 is: 5,359.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028.37 : 9,698.33 = 3,884.37 : x
  2. Step 2: Convert to fraction form
    7,028.37/9,698.33 = 3,884.37/x
  3. Step 3: Cross multiply
    7,028.37x = 9,698.33 × 3,884.37
  4. Step 4: Simplify right side
    7,028.37x = 37,671,882.68
  5. Step 5: Solve for x
    x = 37,671,882.68/7,028.37
  6. Step 6: Final answer
    x = 5,359.97

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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.