Home / 11,112.73-16,660.44-5,563.22

Finding the Fourth Proportional to 11,112.73, 16,660.44 and 5,563.22

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Solution

The fourth proportional to 11,112.73, 16,660.44 and 5,563.22 is: 8,340.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,112.73 : 16,660.44 = 5,563.22 : x
  2. Step 2: Convert to fraction form
    11,112.73/16,660.44 = 5,563.22/x
  3. Step 3: Cross multiply
    11,112.73x = 16,660.44 × 5,563.22
  4. Step 4: Simplify right side
    11,112.73x = 92,685,609.71
  5. Step 5: Solve for x
    x = 92,685,609.71/11,112.73
  6. Step 6: Final answer
    x = 8,340.49

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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.