Home / 4,845.35-7,255.33-3,174.21

Finding the Fourth Proportional to 4,845.35, 7,255.33 and 3,174.21

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Solution

The fourth proportional to 4,845.35, 7,255.33 and 3,174.21 is: 4,753.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845.35 : 7,255.33 = 3,174.21 : x
  2. Step 2: Convert to fraction form
    4,845.35/7,255.33 = 3,174.21/x
  3. Step 3: Cross multiply
    4,845.35x = 7,255.33 × 3,174.21
  4. Step 4: Simplify right side
    4,845.35x = 23,029,960.31
  5. Step 5: Solve for x
    x = 23,029,960.31/4,845.35
  6. Step 6: Final answer
    x = 4,753.01

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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.