Home / 8,827.12-13,240.80-2,253.36

Finding the Fourth Proportional to 8,827.12, 13,240.80 and 2,253.36

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Solution

The fourth proportional to 8,827.12, 13,240.80 and 2,253.36 is: 3,380.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827.12 : 13,240.80 = 2,253.36 : x
  2. Step 2: Convert to fraction form
    8,827.12/13,240.80 = 2,253.36/x
  3. Step 3: Cross multiply
    8,827.12x = 13,240.80 × 2,253.36
  4. Step 4: Simplify right side
    8,827.12x = 29,836,289.09
  5. Step 5: Solve for x
    x = 29,836,289.09/8,827.12
  6. Step 6: Final answer
    x = 3,380.07

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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.