Home / 5,149.58-7,721.60-2,336.88

Finding the Fourth Proportional to 5,149.58, 7,721.60 and 2,336.88

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Solution

The fourth proportional to 5,149.58, 7,721.60 and 2,336.88 is: 3,504.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149.58 : 7,721.60 = 2,336.88 : x
  2. Step 2: Convert to fraction form
    5,149.58/7,721.60 = 2,336.88/x
  3. Step 3: Cross multiply
    5,149.58x = 7,721.60 × 2,336.88
  4. Step 4: Simplify right side
    5,149.58x = 18,044,469.88
  5. Step 5: Solve for x
    x = 18,044,469.88/5,149.58
  6. Step 6: Final answer
    x = 3,504.06

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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.