Home / 5,169.20-7,747.63-2,973.38

Finding the Fourth Proportional to 5,169.20, 7,747.63 and 2,973.38

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Solution

The fourth proportional to 5,169.20, 7,747.63 and 2,973.38 is: 4,456.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169.20 : 7,747.63 = 2,973.38 : x
  2. Step 2: Convert to fraction form
    5,169.20/7,747.63 = 2,973.38/x
  3. Step 3: Cross multiply
    5,169.20x = 7,747.63 × 2,973.38
  4. Step 4: Simplify right side
    5,169.20x = 23,036,601.92
  5. Step 5: Solve for x
    x = 23,036,601.92/5,169.20
  6. Step 6: Final answer
    x = 4,456.52

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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.