Home / 10,907.73-16,358.36-3,982.77

Finding the Fourth Proportional to 10,907.73, 16,358.36 and 3,982.77

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Solution

The fourth proportional to 10,907.73, 16,358.36 and 3,982.77 is: 5,972.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,907.73 : 16,358.36 = 3,982.77 : x
  2. Step 2: Convert to fraction form
    10,907.73/16,358.36 = 3,982.77/x
  3. Step 3: Cross multiply
    10,907.73x = 16,358.36 × 3,982.77
  4. Step 4: Simplify right side
    10,907.73x = 65,151,565.54
  5. Step 5: Solve for x
    x = 65,151,565.54/10,907.73
  6. Step 6: Final answer
    x = 5,972.97

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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.