Home / 3,092.39-4,638.81-1,243.52

Finding the Fourth Proportional to 3,092.39, 4,638.81 and 1,243.52

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Solution

The fourth proportional to 3,092.39, 4,638.81 and 1,243.52 is: 1,865.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.39 : 4,638.81 = 1,243.52 : x
  2. Step 2: Convert to fraction form
    3,092.39/4,638.81 = 1,243.52/x
  3. Step 3: Cross multiply
    3,092.39x = 4,638.81 × 1,243.52
  4. Step 4: Simplify right side
    3,092.39x = 5,768,448.38
  5. Step 5: Solve for x
    x = 5,768,448.38/3,092.39
  6. Step 6: Final answer
    x = 1,865.37

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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.