Home / 5,351.47-8,026.90-3,174.04

Finding the Fourth Proportional to 5,351.47, 8,026.90 and 3,174.04

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Solution

The fourth proportional to 5,351.47, 8,026.90 and 3,174.04 is: 4,760.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.47 : 8,026.90 = 3,174.04 : x
  2. Step 2: Convert to fraction form
    5,351.47/8,026.90 = 3,174.04/x
  3. Step 3: Cross multiply
    5,351.47x = 8,026.90 × 3,174.04
  4. Step 4: Simplify right side
    5,351.47x = 25,477,658.62
  5. Step 5: Solve for x
    x = 25,477,658.62/5,351.47
  6. Step 6: Final answer
    x = 4,760.87

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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.