Home / 8,947.58-13,425.17-4,786.50

Finding the Fourth Proportional to 8,947.58, 13,425.17 and 4,786.50

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Solution

The fourth proportional to 8,947.58, 13,425.17 and 4,786.50 is: 7,181.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947.58 : 13,425.17 = 4,786.50 : x
  2. Step 2: Convert to fraction form
    8,947.58/13,425.17 = 4,786.50/x
  3. Step 3: Cross multiply
    8,947.58x = 13,425.17 × 4,786.50
  4. Step 4: Simplify right side
    8,947.58x = 64,259,552.27
  5. Step 5: Solve for x
    x = 64,259,552.27/8,947.58
  6. Step 6: Final answer
    x = 7,181.78

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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.