Home / 3,747.24-5,168.34-2,865.96

Finding the Fourth Proportional to 3,747.24, 5,168.34 and 2,865.96

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Solution

The fourth proportional to 3,747.24, 5,168.34 and 2,865.96 is: 3,952.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.24 : 5,168.34 = 2,865.96 : x
  2. Step 2: Convert to fraction form
    3,747.24/5,168.34 = 2,865.96/x
  3. Step 3: Cross multiply
    3,747.24x = 5,168.34 × 2,865.96
  4. Step 4: Simplify right side
    3,747.24x = 14,812,255.71
  5. Step 5: Solve for x
    x = 14,812,255.71/3,747.24
  6. Step 6: Final answer
    x = 3,952.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.