Home / 7,759.33-11,638.92-3,376.73

Finding the Fourth Proportional to 7,759.33, 11,638.92 and 3,376.73

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Solution

The fourth proportional to 7,759.33, 11,638.92 and 3,376.73 is: 5,065.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,759.33 : 11,638.92 = 3,376.73 : x
  2. Step 2: Convert to fraction form
    7,759.33/11,638.92 = 3,376.73/x
  3. Step 3: Cross multiply
    7,759.33x = 11,638.92 × 3,376.73
  4. Step 4: Simplify right side
    7,759.33x = 39,301,490.33
  5. Step 5: Solve for x
    x = 39,301,490.33/7,759.33
  6. Step 6: Final answer
    x = 5,065.06

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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.