Home / 4,549.32-6,831.27-3,438.81

Finding the Fourth Proportional to 4,549.32, 6,831.27 and 3,438.81

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Solution

The fourth proportional to 4,549.32, 6,831.27 and 3,438.81 is: 5,163.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,549.32 : 6,831.27 = 3,438.81 : x
  2. Step 2: Convert to fraction form
    4,549.32/6,831.27 = 3,438.81/x
  3. Step 3: Cross multiply
    4,549.32x = 6,831.27 × 3,438.81
  4. Step 4: Simplify right side
    4,549.32x = 23,491,439.59
  5. Step 5: Solve for x
    x = 23,491,439.59/4,549.32
  6. Step 6: Final answer
    x = 5,163.73

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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.