Home / 4,089.72-6,134.52-3,881.94

Finding the Fourth Proportional to 4,089.72, 6,134.52 and 3,881.94

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Solution

The fourth proportional to 4,089.72, 6,134.52 and 3,881.94 is: 5,822.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.72 : 6,134.52 = 3,881.94 : x
  2. Step 2: Convert to fraction form
    4,089.72/6,134.52 = 3,881.94/x
  3. Step 3: Cross multiply
    4,089.72x = 6,134.52 × 3,881.94
  4. Step 4: Simplify right side
    4,089.72x = 23,813,838.57
  5. Step 5: Solve for x
    x = 23,813,838.57/4,089.72
  6. Step 6: Final answer
    x = 5,822.85

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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.