Home / 11,310.06-16,971.70-4,735.68

Finding the Fourth Proportional to 11,310.06, 16,971.70 and 4,735.68

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Solution

The fourth proportional to 11,310.06, 16,971.70 and 4,735.68 is: 7,106.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,310.06 : 16,971.70 = 4,735.68 : x
  2. Step 2: Convert to fraction form
    11,310.06/16,971.70 = 4,735.68/x
  3. Step 3: Cross multiply
    11,310.06x = 16,971.70 × 4,735.68
  4. Step 4: Simplify right side
    11,310.06x = 80,372,540.26
  5. Step 5: Solve for x
    x = 80,372,540.26/11,310.06
  6. Step 6: Final answer
    x = 7,106.29

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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.