Home / 7,154.29-10,721.19-4,027.73

Finding the Fourth Proportional to 7,154.29, 10,721.19 and 4,027.73

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Solution

The fourth proportional to 7,154.29, 10,721.19 and 4,027.73 is: 6,035.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,154.29 : 10,721.19 = 4,027.73 : x
  2. Step 2: Convert to fraction form
    7,154.29/10,721.19 = 4,027.73/x
  3. Step 3: Cross multiply
    7,154.29x = 10,721.19 × 4,027.73
  4. Step 4: Simplify right side
    7,154.29x = 43,182,058.60
  5. Step 5: Solve for x
    x = 43,182,058.60/7,154.29
  6. Step 6: Final answer
    x = 6,035.83

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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.