Home / 3,944.90-5,916.04-3,068.38

Finding the Fourth Proportional to 3,944.90, 5,916.04 and 3,068.38

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Solution

The fourth proportional to 3,944.90, 5,916.04 and 3,068.38 is: 4,601.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.90 : 5,916.04 = 3,068.38 : x
  2. Step 2: Convert to fraction form
    3,944.90/5,916.04 = 3,068.38/x
  3. Step 3: Cross multiply
    3,944.90x = 5,916.04 × 3,068.38
  4. Step 4: Simplify right side
    3,944.90x = 18,152,658.54
  5. Step 5: Solve for x
    x = 18,152,658.54/3,944.90
  6. Step 6: Final answer
    x = 4,601.55

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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.