Home / 11,169.76-16,756.26-3,379.24

Finding the Fourth Proportional to 11,169.76, 16,756.26 and 3,379.24

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Solution

The fourth proportional to 11,169.76, 16,756.26 and 3,379.24 is: 5,069.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,169.76 : 16,756.26 = 3,379.24 : x
  2. Step 2: Convert to fraction form
    11,169.76/16,756.26 = 3,379.24/x
  3. Step 3: Cross multiply
    11,169.76x = 16,756.26 × 3,379.24
  4. Step 4: Simplify right side
    11,169.76x = 56,623,424.04
  5. Step 5: Solve for x
    x = 56,623,424.04/11,169.76
  6. Step 6: Final answer
    x = 5,069.35

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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.