Home / 11,277.33-16,921.92-4,618.77

Finding the Fourth Proportional to 11,277.33, 16,921.92 and 4,618.77

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Solution

The fourth proportional to 11,277.33, 16,921.92 and 4,618.77 is: 6,930.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,277.33 : 16,921.92 = 4,618.77 : x
  2. Step 2: Convert to fraction form
    11,277.33/16,921.92 = 4,618.77/x
  3. Step 3: Cross multiply
    11,277.33x = 16,921.92 × 4,618.77
  4. Step 4: Simplify right side
    11,277.33x = 78,158,456.44
  5. Step 5: Solve for x
    x = 78,158,456.44/11,277.33
  6. Step 6: Final answer
    x = 6,930.58

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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.