Home / 8,878.24-13,318.56-3,033.28

Finding the Fourth Proportional to 8,878.24, 13,318.56 and 3,033.28

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Solution

The fourth proportional to 8,878.24, 13,318.56 and 3,033.28 is: 4,550.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,878.24 : 13,318.56 = 3,033.28 : x
  2. Step 2: Convert to fraction form
    8,878.24/13,318.56 = 3,033.28/x
  3. Step 3: Cross multiply
    8,878.24x = 13,318.56 × 3,033.28
  4. Step 4: Simplify right side
    8,878.24x = 40,398,921.68
  5. Step 5: Solve for x
    x = 40,398,921.68/8,878.24
  6. Step 6: Final answer
    x = 4,550.33

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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.