Home / 5,446.92-8,170.38-2,851.72

Finding the Fourth Proportional to 5,446.92, 8,170.38 and 2,851.72

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Solution

The fourth proportional to 5,446.92, 8,170.38 and 2,851.72 is: 4,277.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.92 : 8,170.38 = 2,851.72 : x
  2. Step 2: Convert to fraction form
    5,446.92/8,170.38 = 2,851.72/x
  3. Step 3: Cross multiply
    5,446.92x = 8,170.38 × 2,851.72
  4. Step 4: Simplify right side
    5,446.92x = 23,299,636.05
  5. Step 5: Solve for x
    x = 23,299,636.05/5,446.92
  6. Step 6: Final answer
    x = 4,277.58

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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.