Home / 8,831.03-13,246.49-2,257.20

Finding the Fourth Proportional to 8,831.03, 13,246.49 and 2,257.20

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Solution

The fourth proportional to 8,831.03, 13,246.49 and 2,257.20 is: 3,385.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,831.03 : 13,246.49 = 2,257.20 : x
  2. Step 2: Convert to fraction form
    8,831.03/13,246.49 = 2,257.20/x
  3. Step 3: Cross multiply
    8,831.03x = 13,246.49 × 2,257.20
  4. Step 4: Simplify right side
    8,831.03x = 29,899,965.94
  5. Step 5: Solve for x
    x = 29,899,965.94/8,831.03
  6. Step 6: Final answer
    x = 3,385.79

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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.