Home / 11,830.54-17,745.76-3,933.65

Finding the Fourth Proportional to 11,830.54, 17,745.76 and 3,933.65

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Solution

The fourth proportional to 11,830.54, 17,745.76 and 3,933.65 is: 5,900.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,830.54 : 17,745.76 = 3,933.65 : x
  2. Step 2: Convert to fraction form
    11,830.54/17,745.76 = 3,933.65/x
  3. Step 3: Cross multiply
    11,830.54x = 17,745.76 × 3,933.65
  4. Step 4: Simplify right side
    11,830.54x = 69,805,608.82
  5. Step 5: Solve for x
    x = 69,805,608.82/11,830.54
  6. Step 6: Final answer
    x = 5,900.46

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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.