Home / 7,167.21-10,754.46-3,271.11

Finding the Fourth Proportional to 7,167.21, 10,754.46 and 3,271.11

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Solution

The fourth proportional to 7,167.21, 10,754.46 and 3,271.11 is: 4,908.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,167.21 : 10,754.46 = 3,271.11 : x
  2. Step 2: Convert to fraction form
    7,167.21/10,754.46 = 3,271.11/x
  3. Step 3: Cross multiply
    7,167.21x = 10,754.46 × 3,271.11
  4. Step 4: Simplify right side
    7,167.21x = 35,179,021.65
  5. Step 5: Solve for x
    x = 35,179,021.65/7,167.21
  6. Step 6: Final answer
    x = 4,908.33

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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.