Home / 8,745.36-13,121.91-4,584.37

Finding the Fourth Proportional to 8,745.36, 13,121.91 and 4,584.37

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Solution

The fourth proportional to 8,745.36, 13,121.91 and 4,584.37 is: 6,878.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745.36 : 13,121.91 = 4,584.37 : x
  2. Step 2: Convert to fraction form
    8,745.36/13,121.91 = 4,584.37/x
  3. Step 3: Cross multiply
    8,745.36x = 13,121.91 × 4,584.37
  4. Step 4: Simplify right side
    8,745.36x = 60,155,690.55
  5. Step 5: Solve for x
    x = 60,155,690.55/8,745.36
  6. Step 6: Final answer
    x = 6,878.58

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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.