Home / 3,922.15-5,882.94-1,842.63

Finding the Fourth Proportional to 3,922.15, 5,882.94 and 1,842.63

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Solution

The fourth proportional to 3,922.15, 5,882.94 and 1,842.63 is: 2,763.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922.15 : 5,882.94 = 1,842.63 : x
  2. Step 2: Convert to fraction form
    3,922.15/5,882.94 = 1,842.63/x
  3. Step 3: Cross multiply
    3,922.15x = 5,882.94 × 1,842.63
  4. Step 4: Simplify right side
    3,922.15x = 10,840,072.52
  5. Step 5: Solve for x
    x = 10,840,072.52/3,922.15
  6. Step 6: Final answer
    x = 2,763.81

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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.