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Finding the Fourth Proportional to 6,751.70, 10,124.21 and 2,070.59

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Solution

The fourth proportional to 6,751.70, 10,124.21 and 2,070.59 is: 3,104.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,751.70 : 10,124.21 = 2,070.59 : x
  2. Step 2: Convert to fraction form
    6,751.70/10,124.21 = 2,070.59/x
  3. Step 3: Cross multiply
    6,751.70x = 10,124.21 × 2,070.59
  4. Step 4: Simplify right side
    6,751.70x = 20,963,042.54
  5. Step 5: Solve for x
    x = 20,963,042.54/6,751.70
  6. Step 6: Final answer
    x = 3,104.85

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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.