Home / 7,178.73-10,766.53-2,247.72

Finding the Fourth Proportional to 7,178.73, 10,766.53 and 2,247.72

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Solution

The fourth proportional to 7,178.73, 10,766.53 and 2,247.72 is: 3,371.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,178.73 : 10,766.53 = 2,247.72 : x
  2. Step 2: Convert to fraction form
    7,178.73/10,766.53 = 2,247.72/x
  3. Step 3: Cross multiply
    7,178.73x = 10,766.53 × 2,247.72
  4. Step 4: Simplify right side
    7,178.73x = 24,200,107.25
  5. Step 5: Solve for x
    x = 24,200,107.25/7,178.73
  6. Step 6: Final answer
    x = 3,371.09

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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.