Home / 5,181.94-7,154.76-3,193.12

Finding the Fourth Proportional to 5,181.94, 7,154.76 and 3,193.12

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Solution

The fourth proportional to 5,181.94, 7,154.76 and 3,193.12 is: 4,408.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181.94 : 7,154.76 = 3,193.12 : x
  2. Step 2: Convert to fraction form
    5,181.94/7,154.76 = 3,193.12/x
  3. Step 3: Cross multiply
    5,181.94x = 7,154.76 × 3,193.12
  4. Step 4: Simplify right side
    5,181.94x = 22,846,007.25
  5. Step 5: Solve for x
    x = 22,846,007.25/5,181.94
  6. Step 6: Final answer
    x = 4,408.77

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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.