Home / 5,619.65-7,753.73-3,261.33

Finding the Fourth Proportional to 5,619.65, 7,753.73 and 3,261.33

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Solution

The fourth proportional to 5,619.65, 7,753.73 and 3,261.33 is: 4,499.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,619.65 : 7,753.73 = 3,261.33 : x
  2. Step 2: Convert to fraction form
    5,619.65/7,753.73 = 3,261.33/x
  3. Step 3: Cross multiply
    5,619.65x = 7,753.73 × 3,261.33
  4. Step 4: Simplify right side
    5,619.65x = 25,287,455.95
  5. Step 5: Solve for x
    x = 25,287,455.95/5,619.65
  6. Step 6: Final answer
    x = 4,499.83

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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.