Home / 8,939.77-13,409.52-3,096.43

Finding the Fourth Proportional to 8,939.77, 13,409.52 and 3,096.43

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Solution

The fourth proportional to 8,939.77, 13,409.52 and 3,096.43 is: 4,644.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,939.77 : 13,409.52 = 3,096.43 : x
  2. Step 2: Convert to fraction form
    8,939.77/13,409.52 = 3,096.43/x
  3. Step 3: Cross multiply
    8,939.77x = 13,409.52 × 3,096.43
  4. Step 4: Simplify right side
    8,939.77x = 41,521,594.88
  5. Step 5: Solve for x
    x = 41,521,594.88/8,939.77
  6. Step 6: Final answer
    x = 4,644.59

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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.