Home / 5,199.20-7,164.56-3,704.48

Finding the Fourth Proportional to 5,199.20, 7,164.56 and 3,704.48

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Solution

The fourth proportional to 5,199.20, 7,164.56 and 3,704.48 is: 5,104.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199.20 : 7,164.56 = 3,704.48 : x
  2. Step 2: Convert to fraction form
    5,199.20/7,164.56 = 3,704.48/x
  3. Step 3: Cross multiply
    5,199.20x = 7,164.56 × 3,704.48
  4. Step 4: Simplify right side
    5,199.20x = 26,540,969.23
  5. Step 5: Solve for x
    x = 26,540,969.23/5,199.20
  6. Step 6: Final answer
    x = 5,104.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.