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Finding the Fourth Proportional to 6,712.75, 10,070.79 and 2,095.75

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Solution

The fourth proportional to 6,712.75, 10,070.79 and 2,095.75 is: 3,144.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,712.75 : 10,070.79 = 2,095.75 : x
  2. Step 2: Convert to fraction form
    6,712.75/10,070.79 = 2,095.75/x
  3. Step 3: Cross multiply
    6,712.75x = 10,070.79 × 2,095.75
  4. Step 4: Simplify right side
    6,712.75x = 21,105,858.14
  5. Step 5: Solve for x
    x = 21,105,858.14/6,712.75
  6. Step 6: Final answer
    x = 3,144.14

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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.