Home / 11,122.94-16,684.45-3,225.93

Finding the Fourth Proportional to 11,122.94, 16,684.45 and 3,225.93

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Solution

The fourth proportional to 11,122.94, 16,684.45 and 3,225.93 is: 4,838.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,122.94 : 16,684.45 = 3,225.93 : x
  2. Step 2: Convert to fraction form
    11,122.94/16,684.45 = 3,225.93/x
  3. Step 3: Cross multiply
    11,122.94x = 16,684.45 × 3,225.93
  4. Step 4: Simplify right side
    11,122.94x = 53,822,859.72
  5. Step 5: Solve for x
    x = 53,822,859.72/11,122.94
  6. Step 6: Final answer
    x = 4,838.91

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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.