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Finding the Fourth Proportional to 2,274.39, 3,411.60 and 735.39

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Solution

The fourth proportional to 2,274.39, 3,411.60 and 735.39 is: 1,103.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274.39 : 3,411.60 = 735.39 : x
  2. Step 2: Convert to fraction form
    2,274.39/3,411.60 = 735.39/x
  3. Step 3: Cross multiply
    2,274.39x = 3,411.60 × 735.39
  4. Step 4: Simplify right side
    2,274.39x = 2,508,856.52
  5. Step 5: Solve for x
    x = 2,508,856.52/2,274.39
  6. Step 6: Final answer
    x = 1,103.09

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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.