Home / 6,717.85-9,267.98-3,884.71

Finding the Fourth Proportional to 6,717.85, 9,267.98 and 3,884.71

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Solution

The fourth proportional to 6,717.85, 9,267.98 and 3,884.71 is: 5,359.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,717.85 : 9,267.98 = 3,884.71 : x
  2. Step 2: Convert to fraction form
    6,717.85/9,267.98 = 3,884.71/x
  3. Step 3: Cross multiply
    6,717.85x = 9,267.98 × 3,884.71
  4. Step 4: Simplify right side
    6,717.85x = 36,003,414.59
  5. Step 5: Solve for x
    x = 36,003,414.59/6,717.85
  6. Step 6: Final answer
    x = 5,359.37

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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.