Home / 6,292.69-9,439.92-2,133.88

Finding the Fourth Proportional to 6,292.69, 9,439.92 and 2,133.88

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Solution

The fourth proportional to 6,292.69, 9,439.92 and 2,133.88 is: 3,201.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,292.69 : 9,439.92 = 2,133.88 : x
  2. Step 2: Convert to fraction form
    6,292.69/9,439.92 = 2,133.88/x
  3. Step 3: Cross multiply
    6,292.69x = 9,439.92 × 2,133.88
  4. Step 4: Simplify right side
    6,292.69x = 20,143,656.49
  5. Step 5: Solve for x
    x = 20,143,656.49/6,292.69
  6. Step 6: Final answer
    x = 3,201.12

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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.