Home / 7,168.22-10,758.23-3,660.79

Finding the Fourth Proportional to 7,168.22, 10,758.23 and 3,660.79

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Solution

The fourth proportional to 7,168.22, 10,758.23 and 3,660.79 is: 5,494.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,168.22 : 10,758.23 = 3,660.79 : x
  2. Step 2: Convert to fraction form
    7,168.22/10,758.23 = 3,660.79/x
  3. Step 3: Cross multiply
    7,168.22x = 10,758.23 × 3,660.79
  4. Step 4: Simplify right side
    7,168.22x = 39,383,548.71
  5. Step 5: Solve for x
    x = 39,383,548.71/7,168.22
  6. Step 6: Final answer
    x = 5,494.19

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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.