Home / 3,618.24-5,424.93-1,769.82

Finding the Fourth Proportional to 3,618.24, 5,424.93 and 1,769.82

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Solution

The fourth proportional to 3,618.24, 5,424.93 and 1,769.82 is: 2,653.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618.24 : 5,424.93 = 1,769.82 : x
  2. Step 2: Convert to fraction form
    3,618.24/5,424.93 = 1,769.82/x
  3. Step 3: Cross multiply
    3,618.24x = 5,424.93 × 1,769.82
  4. Step 4: Simplify right side
    3,618.24x = 9,601,149.61
  5. Step 5: Solve for x
    x = 9,601,149.61/3,618.24
  6. Step 6: Final answer
    x = 2,653.54

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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.