Home / 8,432.73-12,647.99-2,588.85

Finding the Fourth Proportional to 8,432.73, 12,647.99 and 2,588.85

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Solution

The fourth proportional to 8,432.73, 12,647.99 and 2,588.85 is: 3,882.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,432.73 : 12,647.99 = 2,588.85 : x
  2. Step 2: Convert to fraction form
    8,432.73/12,647.99 = 2,588.85/x
  3. Step 3: Cross multiply
    8,432.73x = 12,647.99 × 2,588.85
  4. Step 4: Simplify right side
    8,432.73x = 32,743,735.97
  5. Step 5: Solve for x
    x = 32,743,735.97/8,432.73
  6. Step 6: Final answer
    x = 3,882.93

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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.