Home / 5,254.13-7,879.03-2,330.38

Finding the Fourth Proportional to 5,254.13, 7,879.03 and 2,330.38

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Solution

The fourth proportional to 5,254.13, 7,879.03 and 2,330.38 is: 3,494.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.13 : 7,879.03 = 2,330.38 : x
  2. Step 2: Convert to fraction form
    5,254.13/7,879.03 = 2,330.38/x
  3. Step 3: Cross multiply
    5,254.13x = 7,879.03 × 2,330.38
  4. Step 4: Simplify right side
    5,254.13x = 18,361,133.93
  5. Step 5: Solve for x
    x = 18,361,133.93/5,254.13
  6. Step 6: Final answer
    x = 3,494.61

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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.