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Finding the Fourth Proportional to 8,729.13, 13,096.13 and 4,836.27

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Solution

The fourth proportional to 8,729.13, 13,096.13 and 4,836.27 is: 7,255.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729.13 : 13,096.13 = 4,836.27 : x
  2. Step 2: Convert to fraction form
    8,729.13/13,096.13 = 4,836.27/x
  3. Step 3: Cross multiply
    8,729.13x = 13,096.13 × 4,836.27
  4. Step 4: Simplify right side
    8,729.13x = 63,336,396.45
  5. Step 5: Solve for x
    x = 63,336,396.45/8,729.13
  6. Step 6: Final answer
    x = 7,255.75

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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.