Home / 5,904.25-8,147.87-3,251.65

Finding the Fourth Proportional to 5,904.25, 8,147.87 and 3,251.65

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Solution

The fourth proportional to 5,904.25, 8,147.87 and 3,251.65 is: 4,487.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,904.25 : 8,147.87 = 3,251.65 : x
  2. Step 2: Convert to fraction form
    5,904.25/8,147.87 = 3,251.65/x
  3. Step 3: Cross multiply
    5,904.25x = 8,147.87 × 3,251.65
  4. Step 4: Simplify right side
    5,904.25x = 26,494,021.49
  5. Step 5: Solve for x
    x = 26,494,021.49/5,904.25
  6. Step 6: Final answer
    x = 4,487.28

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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.