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Finding the Fourth Proportional to 6,264.54, 8,644.97 and 3,431.89

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Solution

The fourth proportional to 6,264.54, 8,644.97 and 3,431.89 is: 4,735.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,264.54 : 8,644.97 = 3,431.89 : x
  2. Step 2: Convert to fraction form
    6,264.54/8,644.97 = 3,431.89/x
  3. Step 3: Cross multiply
    6,264.54x = 8,644.97 × 3,431.89
  4. Step 4: Simplify right side
    6,264.54x = 29,668,568.93
  5. Step 5: Solve for x
    x = 29,668,568.93/6,264.54
  6. Step 6: Final answer
    x = 4,735.95

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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.