Home / 8,858.98-13,289.24-2,285.11

Finding the Fourth Proportional to 8,858.98, 13,289.24 and 2,285.11

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Solution

The fourth proportional to 8,858.98, 13,289.24 and 2,285.11 is: 3,427.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858.98 : 13,289.24 = 2,285.11 : x
  2. Step 2: Convert to fraction form
    8,858.98/13,289.24 = 2,285.11/x
  3. Step 3: Cross multiply
    8,858.98x = 13,289.24 × 2,285.11
  4. Step 4: Simplify right side
    8,858.98x = 30,367,375.22
  5. Step 5: Solve for x
    x = 30,367,375.22/8,858.98
  6. Step 6: Final answer
    x = 3,427.86

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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.