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Finding the Fourth Proportional to 6,348.68, 8,758.32 and 3,694.56

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Solution

The fourth proportional to 6,348.68, 8,758.32 and 3,694.56 is: 5,096.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,348.68 : 8,758.32 = 3,694.56 : x
  2. Step 2: Convert to fraction form
    6,348.68/8,758.32 = 3,694.56/x
  3. Step 3: Cross multiply
    6,348.68x = 8,758.32 × 3,694.56
  4. Step 4: Simplify right side
    6,348.68x = 32,358,138.74
  5. Step 5: Solve for x
    x = 32,358,138.74/6,348.68
  6. Step 6: Final answer
    x = 5,096.83

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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.