Home / 7,167.21-10,750.94-2,487.38

Finding the Fourth Proportional to 7,167.21, 10,750.94 and 2,487.38

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Solution

The fourth proportional to 7,167.21, 10,750.94 and 2,487.38 is: 3,731.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,167.21 : 10,750.94 = 2,487.38 : x
  2. Step 2: Convert to fraction form
    7,167.21/10,750.94 = 2,487.38/x
  3. Step 3: Cross multiply
    7,167.21x = 10,750.94 × 2,487.38
  4. Step 4: Simplify right side
    7,167.21x = 26,741,660.70
  5. Step 5: Solve for x
    x = 26,741,660.70/7,167.21
  6. Step 6: Final answer
    x = 3,731.11

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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.