Home / 5,904.10-8,147.79-3,251.56

Finding the Fourth Proportional to 5,904.10, 8,147.79 and 3,251.56

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Solution

The fourth proportional to 5,904.10, 8,147.79 and 3,251.56 is: 4,487.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,904.10 : 8,147.79 = 3,251.56 : x
  2. Step 2: Convert to fraction form
    5,904.10/8,147.79 = 3,251.56/x
  3. Step 3: Cross multiply
    5,904.10x = 8,147.79 × 3,251.56
  4. Step 4: Simplify right side
    5,904.10x = 26,493,028.05
  5. Step 5: Solve for x
    x = 26,493,028.05/5,904.10
  6. Step 6: Final answer
    x = 4,487.23

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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.