Home / 7,933.98-11,895.48-3,489.51

Finding the Fourth Proportional to 7,933.98, 11,895.48 and 3,489.51

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Solution

The fourth proportional to 7,933.98, 11,895.48 and 3,489.51 is: 5,231.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933.98 : 11,895.48 = 3,489.51 : x
  2. Step 2: Convert to fraction form
    7,933.98/11,895.48 = 3,489.51/x
  3. Step 3: Cross multiply
    7,933.98x = 11,895.48 × 3,489.51
  4. Step 4: Simplify right side
    7,933.98x = 41,509,396.41
  5. Step 5: Solve for x
    x = 41,509,396.41/7,933.98
  6. Step 6: Final answer
    x = 5,231.85

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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.