Home / 4,941.72-6,815.68-3,173.44

Finding the Fourth Proportional to 4,941.72, 6,815.68 and 3,173.44

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Solution

The fourth proportional to 4,941.72, 6,815.68 and 3,173.44 is: 4,376.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,941.72 : 6,815.68 = 3,173.44 : x
  2. Step 2: Convert to fraction form
    4,941.72/6,815.68 = 3,173.44/x
  3. Step 3: Cross multiply
    4,941.72x = 6,815.68 × 3,173.44
  4. Step 4: Simplify right side
    4,941.72x = 21,629,151.54
  5. Step 5: Solve for x
    x = 21,629,151.54/4,941.72
  6. Step 6: Final answer
    x = 4,376.85

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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.