Home / 11,166.21-16,749.45-3,375.36

Finding the Fourth Proportional to 11,166.21, 16,749.45 and 3,375.36

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Solution

The fourth proportional to 11,166.21, 16,749.45 and 3,375.36 is: 5,063.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,166.21 : 16,749.45 = 3,375.36 : x
  2. Step 2: Convert to fraction form
    11,166.21/16,749.45 = 3,375.36/x
  3. Step 3: Cross multiply
    11,166.21x = 16,749.45 × 3,375.36
  4. Step 4: Simplify right side
    11,166.21x = 56,535,423.55
  5. Step 5: Solve for x
    x = 56,535,423.55/11,166.21
  6. Step 6: Final answer
    x = 5,063.08

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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.