Home / 8,823.18-13,238.19-3,889.37

Finding the Fourth Proportional to 8,823.18, 13,238.19 and 3,889.37

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Solution

The fourth proportional to 8,823.18, 13,238.19 and 3,889.37 is: 5,835.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,823.18 : 13,238.19 = 3,889.37 : x
  2. Step 2: Convert to fraction form
    8,823.18/13,238.19 = 3,889.37/x
  3. Step 3: Cross multiply
    8,823.18x = 13,238.19 × 3,889.37
  4. Step 4: Simplify right side
    8,823.18x = 51,488,152.85
  5. Step 5: Solve for x
    x = 51,488,152.85/8,823.18
  6. Step 6: Final answer
    x = 5,835.56

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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.