Home / 3,934.67-5,898.84-1,853.57

Finding the Fourth Proportional to 3,934.67, 5,898.84 and 1,853.57

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Solution

The fourth proportional to 3,934.67, 5,898.84 and 1,853.57 is: 2,778.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.67 : 5,898.84 = 1,853.57 : x
  2. Step 2: Convert to fraction form
    3,934.67/5,898.84 = 1,853.57/x
  3. Step 3: Cross multiply
    3,934.67x = 5,898.84 × 1,853.57
  4. Step 4: Simplify right side
    3,934.67x = 10,933,883.36
  5. Step 5: Solve for x
    x = 10,933,883.36/3,934.67
  6. Step 6: Final answer
    x = 2,778.86

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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.