Home / 6,780.49-9,357.66-3,796.29

Finding the Fourth Proportional to 6,780.49, 9,357.66 and 3,796.29

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Solution

The fourth proportional to 6,780.49, 9,357.66 and 3,796.29 is: 5,239.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,780.49 : 9,357.66 = 3,796.29 : x
  2. Step 2: Convert to fraction form
    6,780.49/9,357.66 = 3,796.29/x
  3. Step 3: Cross multiply
    6,780.49x = 9,357.66 × 3,796.29
  4. Step 4: Simplify right side
    6,780.49x = 35,524,391.08
  5. Step 5: Solve for x
    x = 35,524,391.08/6,780.49
  6. Step 6: Final answer
    x = 5,239.21

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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.