Home / 11,320.55-16,982.44-3,529.97

Finding the Fourth Proportional to 11,320.55, 16,982.44 and 3,529.97

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Solution

The fourth proportional to 11,320.55, 16,982.44 and 3,529.97 is: 5,295.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,320.55 : 16,982.44 = 3,529.97 : x
  2. Step 2: Convert to fraction form
    11,320.55/16,982.44 = 3,529.97/x
  3. Step 3: Cross multiply
    11,320.55x = 16,982.44 × 3,529.97
  4. Step 4: Simplify right side
    11,320.55x = 59,947,503.73
  5. Step 5: Solve for x
    x = 59,947,503.73/11,320.55
  6. Step 6: Final answer
    x = 5,295.46

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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.