Home / 8,273.87-12,405.81-3,337.76

Finding the Fourth Proportional to 8,273.87, 12,405.81 and 3,337.76

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Solution

The fourth proportional to 8,273.87, 12,405.81 and 3,337.76 is: 5,004.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,273.87 : 12,405.81 = 3,337.76 : x
  2. Step 2: Convert to fraction form
    8,273.87/12,405.81 = 3,337.76/x
  3. Step 3: Cross multiply
    8,273.87x = 12,405.81 × 3,337.76
  4. Step 4: Simplify right side
    8,273.87x = 41,407,616.39
  5. Step 5: Solve for x
    x = 41,407,616.39/8,273.87
  6. Step 6: Final answer
    x = 5,004.62

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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.