Home / 5,544.72-7,651.67-3,186.88

Finding the Fourth Proportional to 5,544.72, 7,651.67 and 3,186.88

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Solution

The fourth proportional to 5,544.72, 7,651.67 and 3,186.88 is: 4,397.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,544.72 : 7,651.67 = 3,186.88 : x
  2. Step 2: Convert to fraction form
    5,544.72/7,651.67 = 3,186.88/x
  3. Step 3: Cross multiply
    5,544.72x = 7,651.67 × 3,186.88
  4. Step 4: Simplify right side
    5,544.72x = 24,384,919.03
  5. Step 5: Solve for x
    x = 24,384,919.03/5,544.72
  6. Step 6: Final answer
    x = 4,397.86

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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.