Home / 8,005.46-12,010.16-3,324.06

Finding the Fourth Proportional to 8,005.46, 12,010.16 and 3,324.06

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Solution

The fourth proportional to 8,005.46, 12,010.16 and 3,324.06 is: 4,986.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,005.46 : 12,010.16 = 3,324.06 : x
  2. Step 2: Convert to fraction form
    8,005.46/12,010.16 = 3,324.06/x
  3. Step 3: Cross multiply
    8,005.46x = 12,010.16 × 3,324.06
  4. Step 4: Simplify right side
    8,005.46x = 39,922,500.76
  5. Step 5: Solve for x
    x = 39,922,500.76/8,005.46
  6. Step 6: Final answer
    x = 4,986.91

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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.