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Finding the Fourth Proportional to 6,771.49, 10,160.87 and 6,750.88

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Solution

The fourth proportional to 6,771.49, 10,160.87 and 6,750.88 is: 10,129.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,771.49 : 10,160.87 = 6,750.88 : x
  2. Step 2: Convert to fraction form
    6,771.49/10,160.87 = 6,750.88/x
  3. Step 3: Cross multiply
    6,771.49x = 10,160.87 × 6,750.88
  4. Step 4: Simplify right side
    6,771.49x = 68,594,780.14
  5. Step 5: Solve for x
    x = 68,594,780.14/6,771.49
  6. Step 6: Final answer
    x = 10,129.95

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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.