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Finding the Fourth Proportional to 8,366.68, 12,546.06 and 3,098.08

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Solution

The fourth proportional to 8,366.68, 12,546.06 and 3,098.08 is: 4,645.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,366.68 : 12,546.06 = 3,098.08 : x
  2. Step 2: Convert to fraction form
    8,366.68/12,546.06 = 3,098.08/x
  3. Step 3: Cross multiply
    8,366.68x = 12,546.06 × 3,098.08
  4. Step 4: Simplify right side
    8,366.68x = 38,868,697.56
  5. Step 5: Solve for x
    x = 38,868,697.56/8,366.68
  6. Step 6: Final answer
    x = 4,645.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.