Home / 7,999.23-12,000.57-2,452.96

Finding the Fourth Proportional to 7,999.23, 12,000.57 and 2,452.96

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Solution

The fourth proportional to 7,999.23, 12,000.57 and 2,452.96 is: 3,679.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,999.23 : 12,000.57 = 2,452.96 : x
  2. Step 2: Convert to fraction form
    7,999.23/12,000.57 = 2,452.96/x
  3. Step 3: Cross multiply
    7,999.23x = 12,000.57 × 2,452.96
  4. Step 4: Simplify right side
    7,999.23x = 29,436,845.92
  5. Step 5: Solve for x
    x = 29,436,845.92/7,999.23
  6. Step 6: Final answer
    x = 3,679.96

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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.