Home / 11,083.77-16,618.77-5,450.22

Finding the Fourth Proportional to 11,083.77, 16,618.77 and 5,450.22

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Solution

The fourth proportional to 11,083.77, 16,618.77 and 5,450.22 is: 8,171.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,083.77 : 16,618.77 = 5,450.22 : x
  2. Step 2: Convert to fraction form
    11,083.77/16,618.77 = 5,450.22/x
  3. Step 3: Cross multiply
    11,083.77x = 16,618.77 × 5,450.22
  4. Step 4: Simplify right side
    11,083.77x = 90,575,952.63
  5. Step 5: Solve for x
    x = 90,575,952.63/11,083.77
  6. Step 6: Final answer
    x = 8,171.94

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1.5x scale

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.