Home / 8,249.92-12,371.56-3,056.20

Finding the Fourth Proportional to 8,249.92, 12,371.56 and 3,056.20

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Solution

The fourth proportional to 8,249.92, 12,371.56 and 3,056.20 is: 4,583.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249.92 : 12,371.56 = 3,056.20 : x
  2. Step 2: Convert to fraction form
    8,249.92/12,371.56 = 3,056.20/x
  3. Step 3: Cross multiply
    8,249.92x = 12,371.56 × 3,056.20
  4. Step 4: Simplify right side
    8,249.92x = 37,809,961.67
  5. Step 5: Solve for x
    x = 37,809,961.67/8,249.92
  6. Step 6: Final answer
    x = 4,583.07

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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.