Home / 9,961.88-14,942.81-3,036.38

Finding the Fourth Proportional to 9,961.88, 14,942.81 and 3,036.38

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Solution

The fourth proportional to 9,961.88, 14,942.81 and 3,036.38 is: 4,554.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,961.88 : 14,942.81 = 3,036.38 : x
  2. Step 2: Convert to fraction form
    9,961.88/14,942.81 = 3,036.38/x
  3. Step 3: Cross multiply
    9,961.88x = 14,942.81 × 3,036.38
  4. Step 4: Simplify right side
    9,961.88x = 45,372,049.43
  5. Step 5: Solve for x
    x = 45,372,049.43/9,961.88
  6. Step 6: Final answer
    x = 4,554.57

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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.