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Finding the Fourth Proportional to 2,954.75, 4,432.12 and 733.57

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Solution

The fourth proportional to 2,954.75, 4,432.12 and 733.57 is: 1,100.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.75 : 4,432.12 = 733.57 : x
  2. Step 2: Convert to fraction form
    2,954.75/4,432.12 = 733.57/x
  3. Step 3: Cross multiply
    2,954.75x = 4,432.12 × 733.57
  4. Step 4: Simplify right side
    2,954.75x = 3,251,282.28
  5. Step 5: Solve for x
    x = 3,251,282.28/2,954.75
  6. Step 6: Final answer
    x = 1,100.36

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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.