Home / 5,899.97-8,142.35-3,247.56

Finding the Fourth Proportional to 5,899.97, 8,142.35 and 3,247.56

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Solution

The fourth proportional to 5,899.97, 8,142.35 and 3,247.56 is: 4,481.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,899.97 : 8,142.35 = 3,247.56 : x
  2. Step 2: Convert to fraction form
    5,899.97/8,142.35 = 3,247.56/x
  3. Step 3: Cross multiply
    5,899.97x = 8,142.35 × 3,247.56
  4. Step 4: Simplify right side
    5,899.97x = 26,442,753.93
  5. Step 5: Solve for x
    x = 26,442,753.93/5,899.97
  6. Step 6: Final answer
    x = 4,481.84

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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.