Home / 5,735.20-8,599.92-1,838.68

Finding the Fourth Proportional to 5,735.20, 8,599.92 and 1,838.68

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Solution

The fourth proportional to 5,735.20, 8,599.92 and 1,838.68 is: 2,757.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,735.20 : 8,599.92 = 1,838.68 : x
  2. Step 2: Convert to fraction form
    5,735.20/8,599.92 = 1,838.68/x
  3. Step 3: Cross multiply
    5,735.20x = 8,599.92 × 1,838.68
  4. Step 4: Simplify right side
    5,735.20x = 15,812,500.91
  5. Step 5: Solve for x
    x = 15,812,500.91/5,735.20
  6. Step 6: Final answer
    x = 2,757.10

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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.