Home / 11,306.34-16,960.31-2,986.26

Finding the Fourth Proportional to 11,306.34, 16,960.31 and 2,986.26

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Solution

The fourth proportional to 11,306.34, 16,960.31 and 2,986.26 is: 4,479.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,306.34 : 16,960.31 = 2,986.26 : x
  2. Step 2: Convert to fraction form
    11,306.34/16,960.31 = 2,986.26/x
  3. Step 3: Cross multiply
    11,306.34x = 16,960.31 × 2,986.26
  4. Step 4: Simplify right side
    11,306.34x = 50,647,895.34
  5. Step 5: Solve for x
    x = 50,647,895.34/11,306.34
  6. Step 6: Final answer
    x = 4,479.60

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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.