Home / 11,291.60-16,933.08-3,500.48

Finding the Fourth Proportional to 11,291.60, 16,933.08 and 3,500.48

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Solution

The fourth proportional to 11,291.60, 16,933.08 and 3,500.48 is: 5,249.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,291.60 : 16,933.08 = 3,500.48 : x
  2. Step 2: Convert to fraction form
    11,291.60/16,933.08 = 3,500.48/x
  3. Step 3: Cross multiply
    11,291.60x = 16,933.08 × 3,500.48
  4. Step 4: Simplify right side
    11,291.60x = 59,273,907.88
  5. Step 5: Solve for x
    x = 59,273,907.88/11,291.60
  6. Step 6: Final answer
    x = 5,249.38

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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.