Home / 11,823.72-17,735.60-4,803.92

Finding the Fourth Proportional to 11,823.72, 17,735.60 and 4,803.92

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Solution

The fourth proportional to 11,823.72, 17,735.60 and 4,803.92 is: 7,205.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,823.72 : 17,735.60 = 4,803.92 : x
  2. Step 2: Convert to fraction form
    11,823.72/17,735.60 = 4,803.92/x
  3. Step 3: Cross multiply
    11,823.72x = 17,735.60 × 4,803.92
  4. Step 4: Simplify right side
    11,823.72x = 85,200,403.55
  5. Step 5: Solve for x
    x = 85,200,403.55/11,823.72
  6. Step 6: Final answer
    x = 7,205.89

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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.