Home / 3,708.72-5,559.84-2,738.88

Finding the Fourth Proportional to 3,708.72, 5,559.84 and 2,738.88

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Solution

The fourth proportional to 3,708.72, 5,559.84 and 2,738.88 is: 4,105.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.72 : 5,559.84 = 2,738.88 : x
  2. Step 2: Convert to fraction form
    3,708.72/5,559.84 = 2,738.88/x
  3. Step 3: Cross multiply
    3,708.72x = 5,559.84 × 2,738.88
  4. Step 4: Simplify right side
    3,708.72x = 15,227,734.58
  5. Step 5: Solve for x
    x = 15,227,734.58/3,708.72
  6. Step 6: Final answer
    x = 4,105.93

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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.