Home / 3,614.02-5,413.74-2,789.44

Finding the Fourth Proportional to 3,614.02, 5,413.74 and 2,789.44

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Solution

The fourth proportional to 3,614.02, 5,413.74 and 2,789.44 is: 4,178.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.02 : 5,413.74 = 2,789.44 : x
  2. Step 2: Convert to fraction form
    3,614.02/5,413.74 = 2,789.44/x
  3. Step 3: Cross multiply
    3,614.02x = 5,413.74 × 2,789.44
  4. Step 4: Simplify right side
    3,614.02x = 15,101,302.91
  5. Step 5: Solve for x
    x = 15,101,302.91/3,614.02
  6. Step 6: Final answer
    x = 4,178.53

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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.