Home / 5,991.57-8,986.75-1,831.61

Finding the Fourth Proportional to 5,991.57, 8,986.75 and 1,831.61

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Solution

The fourth proportional to 5,991.57, 8,986.75 and 1,831.61 is: 2,747.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,991.57 : 8,986.75 = 1,831.61 : x
  2. Step 2: Convert to fraction form
    5,991.57/8,986.75 = 1,831.61/x
  3. Step 3: Cross multiply
    5,991.57x = 8,986.75 × 1,831.61
  4. Step 4: Simplify right side
    5,991.57x = 16,460,239.06
  5. Step 5: Solve for x
    x = 16,460,239.06/5,991.57
  6. Step 6: Final answer
    x = 2,747.23

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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.