Home / 11,247.60-16,868.18-3,349.79

Finding the Fourth Proportional to 11,247.60, 16,868.18 and 3,349.79

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Solution

The fourth proportional to 11,247.60, 16,868.18 and 3,349.79 is: 5,023.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,247.60 : 16,868.18 = 3,349.79 : x
  2. Step 2: Convert to fraction form
    11,247.60/16,868.18 = 3,349.79/x
  3. Step 3: Cross multiply
    11,247.60x = 16,868.18 × 3,349.79
  4. Step 4: Simplify right side
    11,247.60x = 56,504,759.59
  5. Step 5: Solve for x
    x = 56,504,759.59/11,247.60
  6. Step 6: Final answer
    x = 5,023.72

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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.