Home / 10,818.44-16,226.03-3,421.93

Finding the Fourth Proportional to 10,818.44, 16,226.03 and 3,421.93

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Solution

The fourth proportional to 10,818.44, 16,226.03 and 3,421.93 is: 5,132.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,818.44 : 16,226.03 = 3,421.93 : x
  2. Step 2: Convert to fraction form
    10,818.44/16,226.03 = 3,421.93/x
  3. Step 3: Cross multiply
    10,818.44x = 16,226.03 × 3,421.93
  4. Step 4: Simplify right side
    10,818.44x = 55,524,399.69
  5. Step 5: Solve for x
    x = 55,524,399.69/10,818.44
  6. Step 6: Final answer
    x = 5,132.39

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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.