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Finding the Fourth Proportional to 6,330.39, 8,735.49 and 3,497.74

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Solution

The fourth proportional to 6,330.39, 8,735.49 and 3,497.74 is: 4,826.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,330.39 : 8,735.49 = 3,497.74 : x
  2. Step 2: Convert to fraction form
    6,330.39/8,735.49 = 3,497.74/x
  3. Step 3: Cross multiply
    6,330.39x = 8,735.49 × 3,497.74
  4. Step 4: Simplify right side
    6,330.39x = 30,554,429.12
  5. Step 5: Solve for x
    x = 30,554,429.12/6,330.39
  6. Step 6: Final answer
    x = 4,826.62

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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.