Home / 11,293.85-16,942.05-3,898.95

Finding the Fourth Proportional to 11,293.85, 16,942.05 and 3,898.95

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Solution

The fourth proportional to 11,293.85, 16,942.05 and 3,898.95 is: 5,848.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,293.85 : 16,942.05 = 3,898.95 : x
  2. Step 2: Convert to fraction form
    11,293.85/16,942.05 = 3,898.95/x
  3. Step 3: Cross multiply
    11,293.85x = 16,942.05 × 3,898.95
  4. Step 4: Simplify right side
    11,293.85x = 66,056,205.85
  5. Step 5: Solve for x
    x = 66,056,205.85/11,293.85
  6. Step 6: Final answer
    x = 5,848.87

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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.