Home / 11,310.30-16,972.07-4,735.94

Finding the Fourth Proportional to 11,310.30, 16,972.07 and 4,735.94

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Solution

The fourth proportional to 11,310.30, 16,972.07 and 4,735.94 is: 7,106.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,310.30 : 16,972.07 = 4,735.94 : x
  2. Step 2: Convert to fraction form
    11,310.30/16,972.07 = 4,735.94/x
  3. Step 3: Cross multiply
    11,310.30x = 16,972.07 × 4,735.94
  4. Step 4: Simplify right side
    11,310.30x = 80,378,596.66
  5. Step 5: Solve for x
    x = 80,378,596.66/11,310.30
  6. Step 6: Final answer
    x = 7,106.67

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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.