Home / 8,226.73-12,341.11-2,678.59

Finding the Fourth Proportional to 8,226.73, 12,341.11 and 2,678.59

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Solution

The fourth proportional to 8,226.73, 12,341.11 and 2,678.59 is: 4,018.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226.73 : 12,341.11 = 2,678.59 : x
  2. Step 2: Convert to fraction form
    8,226.73/12,341.11 = 2,678.59/x
  3. Step 3: Cross multiply
    8,226.73x = 12,341.11 × 2,678.59
  4. Step 4: Simplify right side
    8,226.73x = 33,056,718.17
  5. Step 5: Solve for x
    x = 33,056,718.17/8,226.73
  6. Step 6: Final answer
    x = 4,018.21

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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.