Home / 9,110.39-13,667.52-5,163.54

Finding the Fourth Proportional to 9,110.39, 13,667.52 and 5,163.54

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Solution

The fourth proportional to 9,110.39, 13,667.52 and 5,163.54 is: 7,746.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,110.39 : 13,667.52 = 5,163.54 : x
  2. Step 2: Convert to fraction form
    9,110.39/13,667.52 = 5,163.54/x
  3. Step 3: Cross multiply
    9,110.39x = 13,667.52 × 5,163.54
  4. Step 4: Simplify right side
    9,110.39x = 70,572,786.22
  5. Step 5: Solve for x
    x = 70,572,786.22/9,110.39
  6. Step 6: Final answer
    x = 7,746.41

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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.