Home / 8,936.16-13,399.20-3,736.32

Finding the Fourth Proportional to 8,936.16, 13,399.20 and 3,736.32

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Solution

The fourth proportional to 8,936.16, 13,399.20 and 3,736.32 is: 5,602.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,936.16 : 13,399.20 = 3,736.32 : x
  2. Step 2: Convert to fraction form
    8,936.16/13,399.20 = 3,736.32/x
  3. Step 3: Cross multiply
    8,936.16x = 13,399.20 × 3,736.32
  4. Step 4: Simplify right side
    8,936.16x = 50,063,698.94
  5. Step 5: Solve for x
    x = 50,063,698.94/8,936.16
  6. Step 6: Final answer
    x = 5,602.37

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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.