Home / 11,789.73-16,270.25-6,484.95

Finding the Fourth Proportional to 11,789.73, 16,270.25 and 6,484.95

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Solution

The fourth proportional to 11,789.73, 16,270.25 and 6,484.95 is: 8,949.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,789.73 : 16,270.25 = 6,484.95 : x
  2. Step 2: Convert to fraction form
    11,789.73/16,270.25 = 6,484.95/x
  3. Step 3: Cross multiply
    11,789.73x = 16,270.25 × 6,484.95
  4. Step 4: Simplify right side
    11,789.73x = 105,511,725.31
  5. Step 5: Solve for x
    x = 105,511,725.31/11,789.73
  6. Step 6: Final answer
    x = 8,949.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.