Home / 8,557.14-12,835.89-2,936.12

Finding the Fourth Proportional to 8,557.14, 12,835.89 and 2,936.12

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Solution

The fourth proportional to 8,557.14, 12,835.89 and 2,936.12 is: 4,404.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557.14 : 12,835.89 = 2,936.12 : x
  2. Step 2: Convert to fraction form
    8,557.14/12,835.89 = 2,936.12/x
  3. Step 3: Cross multiply
    8,557.14x = 12,835.89 × 2,936.12
  4. Step 4: Simplify right side
    8,557.14x = 37,687,745.44
  5. Step 5: Solve for x
    x = 37,687,745.44/8,557.14
  6. Step 6: Final answer
    x = 4,404.25

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1.5x scale

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.