Home / 4,750.24-7,122.92-2,776.54

Finding the Fourth Proportional to 4,750.24, 7,122.92 and 2,776.54

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Solution

The fourth proportional to 4,750.24, 7,122.92 and 2,776.54 is: 4,163.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750.24 : 7,122.92 = 2,776.54 : x
  2. Step 2: Convert to fraction form
    4,750.24/7,122.92 = 2,776.54/x
  3. Step 3: Cross multiply
    4,750.24x = 7,122.92 × 2,776.54
  4. Step 4: Simplify right side
    4,750.24x = 19,777,072.30
  5. Step 5: Solve for x
    x = 19,777,072.30/4,750.24
  6. Step 6: Final answer
    x = 4,163.38

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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.