Home / 8,939.08-13,404.70-3,014.86

Finding the Fourth Proportional to 8,939.08, 13,404.70 and 3,014.86

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Solution

The fourth proportional to 8,939.08, 13,404.70 and 3,014.86 is: 4,520.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,939.08 : 13,404.70 = 3,014.86 : x
  2. Step 2: Convert to fraction form
    8,939.08/13,404.70 = 3,014.86/x
  3. Step 3: Cross multiply
    8,939.08x = 13,404.70 × 3,014.86
  4. Step 4: Simplify right side
    8,939.08x = 40,413,252.79
  5. Step 5: Solve for x
    x = 40,413,252.79/8,939.08
  6. Step 6: Final answer
    x = 4,520.96

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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.