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Finding the Fourth Proportional to 6,761, 10,141.02 and 2,600.84

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Solution

The fourth proportional to 6,761, 10,141.02 and 2,600.84 is: 3,901.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,761 : 10,141.02 = 2,600.84 : x
  2. Step 2: Convert to fraction form
    6,761/10,141.02 = 2,600.84/x
  3. Step 3: Cross multiply
    6,761x = 10,141.02 × 2,600.84
  4. Step 4: Simplify right side
    6,761x = 26,375,170.46
  5. Step 5: Solve for x
    x = 26,375,170.46/6,761
  6. Step 6: Final answer
    x = 3,901.08

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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.