Home / 8,013.44-12,021.56-3,860.94

Finding the Fourth Proportional to 8,013.44, 12,021.56 and 3,860.94

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Solution

The fourth proportional to 8,013.44, 12,021.56 and 3,860.94 is: 5,792.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,013.44 : 12,021.56 = 3,860.94 : x
  2. Step 2: Convert to fraction form
    8,013.44/12,021.56 = 3,860.94/x
  3. Step 3: Cross multiply
    8,013.44x = 12,021.56 × 3,860.94
  4. Step 4: Simplify right side
    8,013.44x = 46,414,521.87
  5. Step 5: Solve for x
    x = 46,414,521.87/8,013.44
  6. Step 6: Final answer
    x = 5,792.08

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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.