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Finding the Fourth Proportional to 7,363, 11,044.50 and 2,168.80

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Solution

The fourth proportional to 7,363, 11,044.50 and 2,168.80 is: 3,253.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,363 : 11,044.50 = 2,168.80 : x
  2. Step 2: Convert to fraction form
    7,363/11,044.50 = 2,168.80/x
  3. Step 3: Cross multiply
    7,363x = 11,044.50 × 2,168.80
  4. Step 4: Simplify right side
    7,363x = 23,953,311.60
  5. Step 5: Solve for x
    x = 23,953,311.60/7,363
  6. Step 6: Final answer
    x = 3,253.20

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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.