Home / 8,936.19-13,400.10-2,694.60

Finding the Fourth Proportional to 8,936.19, 13,400.10 and 2,694.60

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Solution

The fourth proportional to 8,936.19, 13,400.10 and 2,694.60 is: 4,040.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,936.19 : 13,400.10 = 2,694.60 : x
  2. Step 2: Convert to fraction form
    8,936.19/13,400.10 = 2,694.60/x
  3. Step 3: Cross multiply
    8,936.19x = 13,400.10 × 2,694.60
  4. Step 4: Simplify right side
    8,936.19x = 36,107,909.46
  5. Step 5: Solve for x
    x = 36,107,909.46/8,936.19
  6. Step 6: Final answer
    x = 4,040.64

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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.