Home / 5,174.02-7,137.93-3,183.85

Finding the Fourth Proportional to 5,174.02, 7,137.93 and 3,183.85

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Solution

The fourth proportional to 5,174.02, 7,137.93 and 3,183.85 is: 4,392.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.02 : 7,137.93 = 3,183.85 : x
  2. Step 2: Convert to fraction form
    5,174.02/7,137.93 = 3,183.85/x
  3. Step 3: Cross multiply
    5,174.02x = 7,137.93 × 3,183.85
  4. Step 4: Simplify right side
    5,174.02x = 22,726,098.43
  5. Step 5: Solve for x
    x = 22,726,098.43/5,174.02
  6. Step 6: Final answer
    x = 4,392.35

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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.