Home / 11,055.33-16,589.81-4,481.57

Finding the Fourth Proportional to 11,055.33, 16,589.81 and 4,481.57

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Solution

The fourth proportional to 11,055.33, 16,589.81 and 4,481.57 is: 6,725.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,055.33 : 16,589.81 = 4,481.57 : x
  2. Step 2: Convert to fraction form
    11,055.33/16,589.81 = 4,481.57/x
  3. Step 3: Cross multiply
    11,055.33x = 16,589.81 × 4,481.57
  4. Step 4: Simplify right side
    11,055.33x = 74,348,447.48
  5. Step 5: Solve for x
    x = 74,348,447.48/11,055.33
  6. Step 6: Final answer
    x = 6,725.12

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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.