Home / 11,175.33-16,762.99-2,855.36

Finding the Fourth Proportional to 11,175.33, 16,762.99 and 2,855.36

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Solution

The fourth proportional to 11,175.33, 16,762.99 and 2,855.36 is: 4,283.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,175.33 : 16,762.99 = 2,855.36 : x
  2. Step 2: Convert to fraction form
    11,175.33/16,762.99 = 2,855.36/x
  3. Step 3: Cross multiply
    11,175.33x = 16,762.99 × 2,855.36
  4. Step 4: Simplify right side
    11,175.33x = 47,864,371.13
  5. Step 5: Solve for x
    x = 47,864,371.13/11,175.33
  6. Step 6: Final answer
    x = 4,283.04

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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.