Home / 11,199.06-15,453.99-6,723

Finding the Fourth Proportional to 11,199.06, 15,453.99 and 6,723

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Solution

The fourth proportional to 11,199.06, 15,453.99 and 6,723 is: 9,277.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,199.06 : 15,453.99 = 6,723 : x
  2. Step 2: Convert to fraction form
    11,199.06/15,453.99 = 6,723/x
  3. Step 3: Cross multiply
    11,199.06x = 15,453.99 × 6,723
  4. Step 4: Simplify right side
    11,199.06x = 103,897,174.77
  5. Step 5: Solve for x
    x = 103,897,174.77/11,199.06
  6. Step 6: Final answer
    x = 9,277.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.