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Finding the Fourth Proportional to 6,208.76, 8,568.08 and 3,414.26

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Solution

The fourth proportional to 6,208.76, 8,568.08 and 3,414.26 is: 4,711.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,208.76 : 8,568.08 = 3,414.26 : x
  2. Step 2: Convert to fraction form
    6,208.76/8,568.08 = 3,414.26/x
  3. Step 3: Cross multiply
    6,208.76x = 8,568.08 × 3,414.26
  4. Step 4: Simplify right side
    6,208.76x = 29,253,652.82
  5. Step 5: Solve for x
    x = 29,253,652.82/6,208.76
  6. Step 6: Final answer
    x = 4,711.67

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Half scale
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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.