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Finding the Fourth Proportional to 3,262.81, 4,502.46 and 1,936.03

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Solution

The fourth proportional to 3,262.81, 4,502.46 and 1,936.03 is: 2,671.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,262.81 : 4,502.46 = 1,936.03 : x
  2. Step 2: Convert to fraction form
    3,262.81/4,502.46 = 1,936.03/x
  3. Step 3: Cross multiply
    3,262.81x = 4,502.46 × 1,936.03
  4. Step 4: Simplify right side
    3,262.81x = 8,716,897.63
  5. Step 5: Solve for x
    x = 8,716,897.63/3,262.81
  6. Step 6: Final answer
    x = 2,671.59

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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.