Home / 7,288.00-10,936.44-2,905.11

Finding the Fourth Proportional to 7,288.00, 10,936.44 and 2,905.11

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Solution

The fourth proportional to 7,288.00, 10,936.44 and 2,905.11 is: 4,359.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.00 : 10,936.44 = 2,905.11 : x
  2. Step 2: Convert to fraction form
    7,288.00/10,936.44 = 2,905.11/x
  3. Step 3: Cross multiply
    7,288.00x = 10,936.44 × 2,905.11
  4. Step 4: Simplify right side
    7,288.00x = 31,771,546.68
  5. Step 5: Solve for x
    x = 31,771,546.68/7,288.00
  6. Step 6: Final answer
    x = 4,359.44

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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.