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Finding the Fourth Proportional to 8,063.57, 11,125.78 and 4,704.47

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Solution

The fourth proportional to 8,063.57, 11,125.78 and 4,704.47 is: 6,491.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.57 : 11,125.78 = 4,704.47 : x
  2. Step 2: Convert to fraction form
    8,063.57/11,125.78 = 4,704.47/x
  3. Step 3: Cross multiply
    8,063.57x = 11,125.78 × 4,704.47
  4. Step 4: Simplify right side
    8,063.57x = 52,340,830.85
  5. Step 5: Solve for x
    x = 52,340,830.85/8,063.57
  6. Step 6: Final answer
    x = 6,491.03

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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.