Home / 8,945.92-12,346.05-5,961.88

Finding the Fourth Proportional to 8,945.92, 12,346.05 and 5,961.88

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Solution

The fourth proportional to 8,945.92, 12,346.05 and 5,961.88 is: 8,227.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945.92 : 12,346.05 = 5,961.88 : x
  2. Step 2: Convert to fraction form
    8,945.92/12,346.05 = 5,961.88/x
  3. Step 3: Cross multiply
    8,945.92x = 12,346.05 × 5,961.88
  4. Step 4: Simplify right side
    8,945.92x = 73,605,668.57
  5. Step 5: Solve for x
    x = 73,605,668.57/8,945.92
  6. Step 6: Final answer
    x = 8,227.85

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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.