Home / 4,789.60-7,172.34-3,029.26

Finding the Fourth Proportional to 4,789.60, 7,172.34 and 3,029.26

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Solution

The fourth proportional to 4,789.60, 7,172.34 and 3,029.26 is: 4,536.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.60 : 7,172.34 = 3,029.26 : x
  2. Step 2: Convert to fraction form
    4,789.60/7,172.34 = 3,029.26/x
  3. Step 3: Cross multiply
    4,789.60x = 7,172.34 × 3,029.26
  4. Step 4: Simplify right side
    4,789.60x = 21,726,882.67
  5. Step 5: Solve for x
    x = 21,726,882.67/4,789.60
  6. Step 6: Final answer
    x = 4,536.27

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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.