Home / 4,176.78-6,265.20-3,969.12

Finding the Fourth Proportional to 4,176.78, 6,265.20 and 3,969.12

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Solution

The fourth proportional to 4,176.78, 6,265.20 and 3,969.12 is: 5,953.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.78 : 6,265.20 = 3,969.12 : x
  2. Step 2: Convert to fraction form
    4,176.78/6,265.20 = 3,969.12/x
  3. Step 3: Cross multiply
    4,176.78x = 6,265.20 × 3,969.12
  4. Step 4: Simplify right side
    4,176.78x = 24,867,330.62
  5. Step 5: Solve for x
    x = 24,867,330.62/4,176.78
  6. Step 6: Final answer
    x = 5,953.71

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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.