Home / 8,305.39-12,453.98-3,623.37

Finding the Fourth Proportional to 8,305.39, 12,453.98 and 3,623.37

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Solution

The fourth proportional to 8,305.39, 12,453.98 and 3,623.37 is: 5,433.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305.39 : 12,453.98 = 3,623.37 : x
  2. Step 2: Convert to fraction form
    8,305.39/12,453.98 = 3,623.37/x
  3. Step 3: Cross multiply
    8,305.39x = 12,453.98 × 3,623.37
  4. Step 4: Simplify right side
    8,305.39x = 45,125,359.40
  5. Step 5: Solve for x
    x = 45,125,359.40/8,305.39
  6. Step 6: Final answer
    x = 5,433.27

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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.