Home / 7,866.37-11,801.58-2,936.05

Finding the Fourth Proportional to 7,866.37, 11,801.58 and 2,936.05

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Solution

The fourth proportional to 7,866.37, 11,801.58 and 2,936.05 is: 4,404.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,866.37 : 11,801.58 = 2,936.05 : x
  2. Step 2: Convert to fraction form
    7,866.37/11,801.58 = 2,936.05/x
  3. Step 3: Cross multiply
    7,866.37x = 11,801.58 × 2,936.05
  4. Step 4: Simplify right side
    7,866.37x = 34,650,004.96
  5. Step 5: Solve for x
    x = 34,650,004.96/7,866.37
  6. Step 6: Final answer
    x = 4,404.83

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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.