Home / 4,651.38-6,979.47-3,092.49

Finding the Fourth Proportional to 4,651.38, 6,979.47 and 3,092.49

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Solution

The fourth proportional to 4,651.38, 6,979.47 and 3,092.49 is: 4,640.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651.38 : 6,979.47 = 3,092.49 : x
  2. Step 2: Convert to fraction form
    4,651.38/6,979.47 = 3,092.49/x
  3. Step 3: Cross multiply
    4,651.38x = 6,979.47 × 3,092.49
  4. Step 4: Simplify right side
    4,651.38x = 21,583,941.18
  5. Step 5: Solve for x
    x = 21,583,941.18/4,651.38
  6. Step 6: Final answer
    x = 4,640.33

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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.