Home / 11,884.20-17,829.12-4,092.84

Finding the Fourth Proportional to 11,884.20, 17,829.12 and 4,092.84

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Solution

The fourth proportional to 11,884.20, 17,829.12 and 4,092.84 is: 6,140.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,884.20 : 17,829.12 = 4,092.84 : x
  2. Step 2: Convert to fraction form
    11,884.20/17,829.12 = 4,092.84/x
  3. Step 3: Cross multiply
    11,884.20x = 17,829.12 × 4,092.84
  4. Step 4: Simplify right side
    11,884.20x = 72,971,735.50
  5. Step 5: Solve for x
    x = 72,971,735.50/11,884.20
  6. Step 6: Final answer
    x = 6,140.23

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1.5x scale

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.