Home / 5,269.73-7,904.57-2,149.72

Finding the Fourth Proportional to 5,269.73, 7,904.57 and 2,149.72

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Solution

The fourth proportional to 5,269.73, 7,904.57 and 2,149.72 is: 3,224.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269.73 : 7,904.57 = 2,149.72 : x
  2. Step 2: Convert to fraction form
    5,269.73/7,904.57 = 2,149.72/x
  3. Step 3: Cross multiply
    5,269.73x = 7,904.57 × 2,149.72
  4. Step 4: Simplify right side
    5,269.73x = 16,992,601.47
  5. Step 5: Solve for x
    x = 16,992,601.47/5,269.73
  6. Step 6: Final answer
    x = 3,224.57

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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.