Home / 5,197.24-7,173.10-3,072.68

Finding the Fourth Proportional to 5,197.24, 7,173.10 and 3,072.68

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Solution

The fourth proportional to 5,197.24, 7,173.10 and 3,072.68 is: 4,240.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197.24 : 7,173.10 = 3,072.68 : x
  2. Step 2: Convert to fraction form
    5,197.24/7,173.10 = 3,072.68/x
  3. Step 3: Cross multiply
    5,197.24x = 7,173.10 × 3,072.68
  4. Step 4: Simplify right side
    5,197.24x = 22,040,640.91
  5. Step 5: Solve for x
    x = 22,040,640.91/5,197.24
  6. Step 6: Final answer
    x = 4,240.84

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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.