Home / 6,905.43-9,529.56-3,761.62

Finding the Fourth Proportional to 6,905.43, 9,529.56 and 3,761.62

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Solution

The fourth proportional to 6,905.43, 9,529.56 and 3,761.62 is: 5,191.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905.43 : 9,529.56 = 3,761.62 : x
  2. Step 2: Convert to fraction form
    6,905.43/9,529.56 = 3,761.62/x
  3. Step 3: Cross multiply
    6,905.43x = 9,529.56 × 3,761.62
  4. Step 4: Simplify right side
    6,905.43x = 35,846,517.03
  5. Step 5: Solve for x
    x = 35,846,517.03/6,905.43
  6. Step 6: Final answer
    x = 5,191.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.