Home / 5,819.34-8,734.46-3,872.91

Finding the Fourth Proportional to 5,819.34, 8,734.46 and 3,872.91

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Solution

The fourth proportional to 5,819.34, 8,734.46 and 3,872.91 is: 5,812.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,819.34 : 8,734.46 = 3,872.91 : x
  2. Step 2: Convert to fraction form
    5,819.34/8,734.46 = 3,872.91/x
  3. Step 3: Cross multiply
    5,819.34x = 8,734.46 × 3,872.91
  4. Step 4: Simplify right side
    5,819.34x = 33,827,758.11
  5. Step 5: Solve for x
    x = 33,827,758.11/5,819.34
  6. Step 6: Final answer
    x = 5,812.99

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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.