Home / 4,002.08-5,997.81-2,127.58

Finding the Fourth Proportional to 4,002.08, 5,997.81 and 2,127.58

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Solution

The fourth proportional to 4,002.08, 5,997.81 and 2,127.58 is: 3,188.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,002.08 : 5,997.81 = 2,127.58 : x
  2. Step 2: Convert to fraction form
    4,002.08/5,997.81 = 2,127.58/x
  3. Step 3: Cross multiply
    4,002.08x = 5,997.81 × 2,127.58
  4. Step 4: Simplify right side
    4,002.08x = 12,760,820.60
  5. Step 5: Solve for x
    x = 12,760,820.60/4,002.08
  6. Step 6: Final answer
    x = 3,188.55

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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.