Home / 8,002.34-11,999.79-2,454.26

Finding the Fourth Proportional to 8,002.34, 11,999.79 and 2,454.26

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Solution

The fourth proportional to 8,002.34, 11,999.79 and 2,454.26 is: 3,680.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,002.34 : 11,999.79 = 2,454.26 : x
  2. Step 2: Convert to fraction form
    8,002.34/11,999.79 = 2,454.26/x
  3. Step 3: Cross multiply
    8,002.34x = 11,999.79 × 2,454.26
  4. Step 4: Simplify right side
    8,002.34x = 29,450,604.61
  5. Step 5: Solve for x
    x = 29,450,604.61/8,002.34
  6. Step 6: Final answer
    x = 3,680.25

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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.