Home / 5,635.53-7,777.97-3,279.03

Finding the Fourth Proportional to 5,635.53, 7,777.97 and 3,279.03

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Solution

The fourth proportional to 5,635.53, 7,777.97 and 3,279.03 is: 4,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,635.53 : 7,777.97 = 3,279.03 : x
  2. Step 2: Convert to fraction form
    5,635.53/7,777.97 = 3,279.03/x
  3. Step 3: Cross multiply
    5,635.53x = 7,777.97 × 3,279.03
  4. Step 4: Simplify right side
    5,635.53x = 25,504,180.57
  5. Step 5: Solve for x
    x = 25,504,180.57/5,635.53
  6. Step 6: Final answer
    x = 4,525.60

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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.