Home / 11,579.45-17,392.41-6,908.58

Finding the Fourth Proportional to 11,579.45, 17,392.41 and 6,908.58

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Solution

The fourth proportional to 11,579.45, 17,392.41 and 6,908.58 is: 10,376.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,579.45 : 17,392.41 = 6,908.58 : x
  2. Step 2: Convert to fraction form
    11,579.45/17,392.41 = 6,908.58/x
  3. Step 3: Cross multiply
    11,579.45x = 17,392.41 × 6,908.58
  4. Step 4: Simplify right side
    11,579.45x = 120,156,855.88
  5. Step 5: Solve for x
    x = 120,156,855.88/11,579.45
  6. Step 6: Final answer
    x = 10,376.74

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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.