Home / 7,850.88-11,767.55-3,403.41

Finding the Fourth Proportional to 7,850.88, 11,767.55 and 3,403.41

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Solution

The fourth proportional to 7,850.88, 11,767.55 and 3,403.41 is: 5,101.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,850.88 : 11,767.55 = 3,403.41 : x
  2. Step 2: Convert to fraction form
    7,850.88/11,767.55 = 3,403.41/x
  3. Step 3: Cross multiply
    7,850.88x = 11,767.55 × 3,403.41
  4. Step 4: Simplify right side
    7,850.88x = 40,049,797.35
  5. Step 5: Solve for x
    x = 40,049,797.35/7,850.88
  6. Step 6: Final answer
    x = 5,101.31

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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.