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Finding the Fourth Proportional to 7,363.52, 11,047.08 and 2,169.92

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Solution

The fourth proportional to 7,363.52, 11,047.08 and 2,169.92 is: 3,255.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,363.52 : 11,047.08 = 2,169.92 : x
  2. Step 2: Convert to fraction form
    7,363.52/11,047.08 = 2,169.92/x
  3. Step 3: Cross multiply
    7,363.52x = 11,047.08 × 2,169.92
  4. Step 4: Simplify right side
    7,363.52x = 23,971,279.83
  5. Step 5: Solve for x
    x = 23,971,279.83/7,363.52
  6. Step 6: Final answer
    x = 3,255.41

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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.