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Finding the Fourth Proportional to 6,805, 10,207.56 and 2,701

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Solution

The fourth proportional to 6,805, 10,207.56 and 2,701 is: 4,051.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805 : 10,207.56 = 2,701 : x
  2. Step 2: Convert to fraction form
    6,805/10,207.56 = 2,701/x
  3. Step 3: Cross multiply
    6,805x = 10,207.56 × 2,701
  4. Step 4: Simplify right side
    6,805x = 27,570,619.56
  5. Step 5: Solve for x
    x = 27,570,619.56/6,805
  6. Step 6: Final answer
    x = 4,051.52

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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.