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Finding the Fourth Proportional to 3,649.92, 5,476.67 and 2,262.89

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Solution

The fourth proportional to 3,649.92, 5,476.67 and 2,262.89 is: 3,395.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.92 : 5,476.67 = 2,262.89 : x
  2. Step 2: Convert to fraction form
    3,649.92/5,476.67 = 2,262.89/x
  3. Step 3: Cross multiply
    3,649.92x = 5,476.67 × 2,262.89
  4. Step 4: Simplify right side
    3,649.92x = 12,393,063.08
  5. Step 5: Solve for x
    x = 12,393,063.08/3,649.92
  6. Step 6: Final answer
    x = 3,395.43

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1.5x scale

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.