Home / 5,174.20-7,762.52-2,253.34

Finding the Fourth Proportional to 5,174.20, 7,762.52 and 2,253.34

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Solution

The fourth proportional to 5,174.20, 7,762.52 and 2,253.34 is: 3,380.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.20 : 7,762.52 = 2,253.34 : x
  2. Step 2: Convert to fraction form
    5,174.20/7,762.52 = 2,253.34/x
  3. Step 3: Cross multiply
    5,174.20x = 7,762.52 × 2,253.34
  4. Step 4: Simplify right side
    5,174.20x = 17,491,596.82
  5. Step 5: Solve for x
    x = 17,491,596.82/5,174.20
  6. Step 6: Final answer
    x = 3,380.54

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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.