Home / 8,705.75-13,058.60-3,442.37

Finding the Fourth Proportional to 8,705.75, 13,058.60 and 3,442.37

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Solution

The fourth proportional to 8,705.75, 13,058.60 and 3,442.37 is: 5,163.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,705.75 : 13,058.60 = 3,442.37 : x
  2. Step 2: Convert to fraction form
    8,705.75/13,058.60 = 3,442.37/x
  3. Step 3: Cross multiply
    8,705.75x = 13,058.60 × 3,442.37
  4. Step 4: Simplify right side
    8,705.75x = 44,952,450.38
  5. Step 5: Solve for x
    x = 44,952,450.38/8,705.75
  6. Step 6: Final answer
    x = 5,163.54

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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.