Home / 5,831.91-8,048.01-3,179.31

Finding the Fourth Proportional to 5,831.91, 8,048.01 and 3,179.31

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Solution

The fourth proportional to 5,831.91, 8,048.01 and 3,179.31 is: 4,387.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,831.91 : 8,048.01 = 3,179.31 : x
  2. Step 2: Convert to fraction form
    5,831.91/8,048.01 = 3,179.31/x
  3. Step 3: Cross multiply
    5,831.91x = 8,048.01 × 3,179.31
  4. Step 4: Simplify right side
    5,831.91x = 25,587,118.67
  5. Step 5: Solve for x
    x = 25,587,118.67/5,831.91
  6. Step 6: Final answer
    x = 4,387.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.