Home / 6,753.21-9,319.66-3,769.61

Finding the Fourth Proportional to 6,753.21, 9,319.66 and 3,769.61

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Solution

The fourth proportional to 6,753.21, 9,319.66 and 3,769.61 is: 5,202.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,753.21 : 9,319.66 = 3,769.61 : x
  2. Step 2: Convert to fraction form
    6,753.21/9,319.66 = 3,769.61/x
  3. Step 3: Cross multiply
    6,753.21x = 9,319.66 × 3,769.61
  4. Step 4: Simplify right side
    6,753.21x = 35,131,427.51
  5. Step 5: Solve for x
    x = 35,131,427.51/6,753.21
  6. Step 6: Final answer
    x = 5,202.18

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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.