Home / 3,191.73-4,788.81-1,244.09

Finding the Fourth Proportional to 3,191.73, 4,788.81 and 1,244.09

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Solution

The fourth proportional to 3,191.73, 4,788.81 and 1,244.09 is: 1,866.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191.73 : 4,788.81 = 1,244.09 : x
  2. Step 2: Convert to fraction form
    3,191.73/4,788.81 = 1,244.09/x
  3. Step 3: Cross multiply
    3,191.73x = 4,788.81 × 1,244.09
  4. Step 4: Simplify right side
    3,191.73x = 5,957,686.69
  5. Step 5: Solve for x
    x = 5,957,686.69/3,191.73
  6. Step 6: Final answer
    x = 1,866.60

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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.