Home / 6,133.88-9,190.42-3,788.06

Finding the Fourth Proportional to 6,133.88, 9,190.42 and 3,788.06

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Solution

The fourth proportional to 6,133.88, 9,190.42 and 3,788.06 is: 5,675.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,133.88 : 9,190.42 = 3,788.06 : x
  2. Step 2: Convert to fraction form
    6,133.88/9,190.42 = 3,788.06/x
  3. Step 3: Cross multiply
    6,133.88x = 9,190.42 × 3,788.06
  4. Step 4: Simplify right side
    6,133.88x = 34,813,806.96
  5. Step 5: Solve for x
    x = 34,813,806.96/6,133.88
  6. Step 6: Final answer
    x = 5,675.66

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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.