Home / 8,577.12-11,836.32-4,851.12

Finding the Fourth Proportional to 8,577.12, 11,836.32 and 4,851.12

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Solution

The fourth proportional to 8,577.12, 11,836.32 and 4,851.12 is: 6,694.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577.12 : 11,836.32 = 4,851.12 : x
  2. Step 2: Convert to fraction form
    8,577.12/11,836.32 = 4,851.12/x
  3. Step 3: Cross multiply
    8,577.12x = 11,836.32 × 4,851.12
  4. Step 4: Simplify right side
    8,577.12x = 57,419,408.68
  5. Step 5: Solve for x
    x = 57,419,408.68/8,577.12
  6. Step 6: Final answer
    x = 6,694.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.