Home / 8,857.44-13,295.40-3,930.54

Finding the Fourth Proportional to 8,857.44, 13,295.40 and 3,930.54

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Solution

The fourth proportional to 8,857.44, 13,295.40 and 3,930.54 is: 5,899.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857.44 : 13,295.40 = 3,930.54 : x
  2. Step 2: Convert to fraction form
    8,857.44/13,295.40 = 3,930.54/x
  3. Step 3: Cross multiply
    8,857.44x = 13,295.40 × 3,930.54
  4. Step 4: Simplify right side
    8,857.44x = 52,258,101.52
  5. Step 5: Solve for x
    x = 52,258,101.52/8,857.44
  6. Step 6: Final answer
    x = 5,899.91

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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.