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Finding the Fourth Proportional to 1,936.84, 2,903.58 and 962.44

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Solution

The fourth proportional to 1,936.84, 2,903.58 and 962.44 is: 1,442.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936.84 : 2,903.58 = 962.44 : x
  2. Step 2: Convert to fraction form
    1,936.84/2,903.58 = 962.44/x
  3. Step 3: Cross multiply
    1,936.84x = 2,903.58 × 962.44
  4. Step 4: Simplify right side
    1,936.84x = 2,794,521.54
  5. Step 5: Solve for x
    x = 2,794,521.54/1,936.84
  6. Step 6: Final answer
    x = 1,442.83

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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.