Home / 5,857.30-8,083.20-3,204.88

Finding the Fourth Proportional to 5,857.30, 8,083.20 and 3,204.88

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Solution

The fourth proportional to 5,857.30, 8,083.20 and 3,204.88 is: 4,422.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,857.30 : 8,083.20 = 3,204.88 : x
  2. Step 2: Convert to fraction form
    5,857.30/8,083.20 = 3,204.88/x
  3. Step 3: Cross multiply
    5,857.30x = 8,083.20 × 3,204.88
  4. Step 4: Simplify right side
    5,857.30x = 25,905,686.02
  5. Step 5: Solve for x
    x = 25,905,686.02/5,857.30
  6. Step 6: Final answer
    x = 4,422.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.