Home / 11,736.45-17,604.75-2,971.39

Finding the Fourth Proportional to 11,736.45, 17,604.75 and 2,971.39

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Solution

The fourth proportional to 11,736.45, 17,604.75 and 2,971.39 is: 4,457.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,736.45 : 17,604.75 = 2,971.39 : x
  2. Step 2: Convert to fraction form
    11,736.45/17,604.75 = 2,971.39/x
  3. Step 3: Cross multiply
    11,736.45x = 17,604.75 × 2,971.39
  4. Step 4: Simplify right side
    11,736.45x = 52,310,578.10
  5. Step 5: Solve for x
    x = 52,310,578.10/11,736.45
  6. Step 6: Final answer
    x = 4,457.10

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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.