Home / 11,895.12-17,829.31-5,650.02

Finding the Fourth Proportional to 11,895.12, 17,829.31 and 5,650.02

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Solution

The fourth proportional to 11,895.12, 17,829.31 and 5,650.02 is: 8,468.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,895.12 : 17,829.31 = 5,650.02 : x
  2. Step 2: Convert to fraction form
    11,895.12/17,829.31 = 5,650.02/x
  3. Step 3: Cross multiply
    11,895.12x = 17,829.31 × 5,650.02
  4. Step 4: Simplify right side
    11,895.12x = 100,735,958.09
  5. Step 5: Solve for x
    x = 100,735,958.09/11,895.12
  6. Step 6: Final answer
    x = 8,468.68

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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.