Home / 8,853.12-13,270.32-3,310.56

Finding the Fourth Proportional to 8,853.12, 13,270.32 and 3,310.56

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Solution

The fourth proportional to 8,853.12, 13,270.32 and 3,310.56 is: 4,962.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853.12 : 13,270.32 = 3,310.56 : x
  2. Step 2: Convert to fraction form
    8,853.12/13,270.32 = 3,310.56/x
  3. Step 3: Cross multiply
    8,853.12x = 13,270.32 × 3,310.56
  4. Step 4: Simplify right side
    8,853.12x = 43,932,190.58
  5. Step 5: Solve for x
    x = 43,932,190.58/8,853.12
  6. Step 6: Final answer
    x = 4,962.34

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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.