Home / 7,603.88-11,396.30-2,667.53

Finding the Fourth Proportional to 7,603.88, 11,396.30 and 2,667.53

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Solution

The fourth proportional to 7,603.88, 11,396.30 and 2,667.53 is: 3,997.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,603.88 : 11,396.30 = 2,667.53 : x
  2. Step 2: Convert to fraction form
    7,603.88/11,396.30 = 2,667.53/x
  3. Step 3: Cross multiply
    7,603.88x = 11,396.30 × 2,667.53
  4. Step 4: Simplify right side
    7,603.88x = 30,399,987.29
  5. Step 5: Solve for x
    x = 30,399,987.29/7,603.88
  6. Step 6: Final answer
    x = 3,997.96

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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.