Home / 8,125.37-12,188.48-2,282.43

Finding the Fourth Proportional to 8,125.37, 12,188.48 and 2,282.43

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Solution

The fourth proportional to 8,125.37, 12,188.48 and 2,282.43 is: 3,423.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125.37 : 12,188.48 = 2,282.43 : x
  2. Step 2: Convert to fraction form
    8,125.37/12,188.48 = 2,282.43/x
  3. Step 3: Cross multiply
    8,125.37x = 12,188.48 × 2,282.43
  4. Step 4: Simplify right side
    8,125.37x = 27,819,340.99
  5. Step 5: Solve for x
    x = 27,819,340.99/8,125.37
  6. Step 6: Final answer
    x = 3,423.77

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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.