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Finding the Fourth Proportional to 2,033.43, 3,049.01 and 646.52

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Solution

The fourth proportional to 2,033.43, 3,049.01 and 646.52 is: 969.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,033.43 : 3,049.01 = 646.52 : x
  2. Step 2: Convert to fraction form
    2,033.43/3,049.01 = 646.52/x
  3. Step 3: Cross multiply
    2,033.43x = 3,049.01 × 646.52
  4. Step 4: Simplify right side
    2,033.43x = 1,971,227.47
  5. Step 5: Solve for x
    x = 1,971,227.47/2,033.43
  6. Step 6: Final answer
    x = 969.41

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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.