Home / 8,745.86-13,122.66-4,584.88

Finding the Fourth Proportional to 8,745.86, 13,122.66 and 4,584.88

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Solution

The fourth proportional to 8,745.86, 13,122.66 and 4,584.88 is: 6,879.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745.86 : 13,122.66 = 4,584.88 : x
  2. Step 2: Convert to fraction form
    8,745.86/13,122.66 = 4,584.88/x
  3. Step 3: Cross multiply
    8,745.86x = 13,122.66 × 4,584.88
  4. Step 4: Simplify right side
    8,745.86x = 60,165,821.38
  5. Step 5: Solve for x
    x = 60,165,821.38/8,745.86
  6. Step 6: Final answer
    x = 6,879.35

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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.