Home / 11,730.78-17,596.71-2,965.77

Finding the Fourth Proportional to 11,730.78, 17,596.71 and 2,965.77

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Solution

The fourth proportional to 11,730.78, 17,596.71 and 2,965.77 is: 4,448.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,730.78 : 17,596.71 = 2,965.77 : x
  2. Step 2: Convert to fraction form
    11,730.78/17,596.71 = 2,965.77/x
  3. Step 3: Cross multiply
    11,730.78x = 17,596.71 × 2,965.77
  4. Step 4: Simplify right side
    11,730.78x = 52,187,794.62
  5. Step 5: Solve for x
    x = 52,187,794.62/11,730.78
  6. Step 6: Final answer
    x = 4,448.79

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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.