Home / 3,239.61-4,469.88-2,353.87

Finding the Fourth Proportional to 3,239.61, 4,469.88 and 2,353.87

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Solution

The fourth proportional to 3,239.61, 4,469.88 and 2,353.87 is: 3,247.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.61 : 4,469.88 = 2,353.87 : x
  2. Step 2: Convert to fraction form
    3,239.61/4,469.88 = 2,353.87/x
  3. Step 3: Cross multiply
    3,239.61x = 4,469.88 × 2,353.87
  4. Step 4: Simplify right side
    3,239.61x = 10,521,516.44
  5. Step 5: Solve for x
    x = 10,521,516.44/3,239.61
  6. Step 6: Final answer
    x = 3,247.77

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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.