Home / 4,760.38-7,134.60-2,420.98

Finding the Fourth Proportional to 4,760.38, 7,134.60 and 2,420.98

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Solution

The fourth proportional to 4,760.38, 7,134.60 and 2,420.98 is: 3,628.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,760.38 : 7,134.60 = 2,420.98 : x
  2. Step 2: Convert to fraction form
    4,760.38/7,134.60 = 2,420.98/x
  3. Step 3: Cross multiply
    4,760.38x = 7,134.60 × 2,420.98
  4. Step 4: Simplify right side
    4,760.38x = 17,272,723.91
  5. Step 5: Solve for x
    x = 17,272,723.91/4,760.38
  6. Step 6: Final answer
    x = 3,628.43

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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.