Home / 11,169.86-16,756.60-3,774.76

Finding the Fourth Proportional to 11,169.86, 16,756.60 and 3,774.76

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Solution

The fourth proportional to 11,169.86, 16,756.60 and 3,774.76 is: 5,662.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,169.86 : 16,756.60 = 3,774.76 : x
  2. Step 2: Convert to fraction form
    11,169.86/16,756.60 = 3,774.76/x
  3. Step 3: Cross multiply
    11,169.86x = 16,756.60 × 3,774.76
  4. Step 4: Simplify right side
    11,169.86x = 63,252,143.42
  5. Step 5: Solve for x
    x = 63,252,143.42/11,169.86
  6. Step 6: Final answer
    x = 5,662.75

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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.