Home / 6,713.92-9,265.50-3,729.76

Finding the Fourth Proportional to 6,713.92, 9,265.50 and 3,729.76

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Solution

The fourth proportional to 6,713.92, 9,265.50 and 3,729.76 is: 5,147.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,713.92 : 9,265.50 = 3,729.76 : x
  2. Step 2: Convert to fraction form
    6,713.92/9,265.50 = 3,729.76/x
  3. Step 3: Cross multiply
    6,713.92x = 9,265.50 × 3,729.76
  4. Step 4: Simplify right side
    6,713.92x = 34,558,091.28
  5. Step 5: Solve for x
    x = 34,558,091.28/6,713.92
  6. Step 6: Final answer
    x = 5,147.23

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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.