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Finding the Fourth Proportional to 6,736.70, 10,105.05 and 5,752.55

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Solution

The fourth proportional to 6,736.70, 10,105.05 and 5,752.55 is: 8,628.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,736.70 : 10,105.05 = 5,752.55 : x
  2. Step 2: Convert to fraction form
    6,736.70/10,105.05 = 5,752.55/x
  3. Step 3: Cross multiply
    6,736.70x = 10,105.05 × 5,752.55
  4. Step 4: Simplify right side
    6,736.70x = 58,129,805.38
  5. Step 5: Solve for x
    x = 58,129,805.38/6,736.70
  6. Step 6: Final answer
    x = 8,628.83

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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.