Home / 8,824.78-13,228.71-3,276.64

Finding the Fourth Proportional to 8,824.78, 13,228.71 and 3,276.64

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Solution

The fourth proportional to 8,824.78, 13,228.71 and 3,276.64 is: 4,911.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,824.78 : 13,228.71 = 3,276.64 : x
  2. Step 2: Convert to fraction form
    8,824.78/13,228.71 = 3,276.64/x
  3. Step 3: Cross multiply
    8,824.78x = 13,228.71 × 3,276.64
  4. Step 4: Simplify right side
    8,824.78x = 43,345,720.33
  5. Step 5: Solve for x
    x = 43,345,720.33/8,824.78
  6. Step 6: Final answer
    x = 4,911.82

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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.