Home / 8,936.57-13,395.39-3,007.81

Finding the Fourth Proportional to 8,936.57, 13,395.39 and 3,007.81

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Solution

The fourth proportional to 8,936.57, 13,395.39 and 3,007.81 is: 4,508.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,936.57 : 13,395.39 = 3,007.81 : x
  2. Step 2: Convert to fraction form
    8,936.57/13,395.39 = 3,007.81/x
  3. Step 3: Cross multiply
    8,936.57x = 13,395.39 × 3,007.81
  4. Step 4: Simplify right side
    8,936.57x = 40,290,788.00
  5. Step 5: Solve for x
    x = 40,290,788.00/8,936.57
  6. Step 6: Final answer
    x = 4,508.53

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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.