Home / 5,961.78-8,227.28-3,309.19

Finding the Fourth Proportional to 5,961.78, 8,227.28 and 3,309.19

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Solution

The fourth proportional to 5,961.78, 8,227.28 and 3,309.19 is: 4,566.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,961.78 : 8,227.28 = 3,309.19 : x
  2. Step 2: Convert to fraction form
    5,961.78/8,227.28 = 3,309.19/x
  3. Step 3: Cross multiply
    5,961.78x = 8,227.28 × 3,309.19
  4. Step 4: Simplify right side
    5,961.78x = 27,225,632.70
  5. Step 5: Solve for x
    x = 27,225,632.70/5,961.78
  6. Step 6: Final answer
    x = 4,566.70

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Double scale
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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.