Home / 11,235.50-16,855.22-3,838.22

Finding the Fourth Proportional to 11,235.50, 16,855.22 and 3,838.22

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Solution

The fourth proportional to 11,235.50, 16,855.22 and 3,838.22 is: 5,758.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,235.50 : 16,855.22 = 3,838.22 : x
  2. Step 2: Convert to fraction form
    11,235.50/16,855.22 = 3,838.22/x
  3. Step 3: Cross multiply
    11,235.50x = 16,855.22 × 3,838.22
  4. Step 4: Simplify right side
    11,235.50x = 64,694,042.51
  5. Step 5: Solve for x
    x = 64,694,042.51/11,235.50
  6. Step 6: Final answer
    x = 5,758.00

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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.