Home / 4,984.39-7,469.53-2,764.20

Finding the Fourth Proportional to 4,984.39, 7,469.53 and 2,764.20

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Solution

The fourth proportional to 4,984.39, 7,469.53 and 2,764.20 is: 4,142.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984.39 : 7,469.53 = 2,764.20 : x
  2. Step 2: Convert to fraction form
    4,984.39/7,469.53 = 2,764.20/x
  3. Step 3: Cross multiply
    4,984.39x = 7,469.53 × 2,764.20
  4. Step 4: Simplify right side
    4,984.39x = 20,647,247.29
  5. Step 5: Solve for x
    x = 20,647,247.29/4,984.39
  6. Step 6: Final answer
    x = 4,142.38

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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.