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Finding the Fourth Proportional to 3,604.70, 4,972.49 and 3,371.32

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Solution

The fourth proportional to 3,604.70, 4,972.49 and 3,371.32 is: 4,650.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,604.70 : 4,972.49 = 3,371.32 : x
  2. Step 2: Convert to fraction form
    3,604.70/4,972.49 = 3,371.32/x
  3. Step 3: Cross multiply
    3,604.70x = 4,972.49 × 3,371.32
  4. Step 4: Simplify right side
    3,604.70x = 16,763,856.99
  5. Step 5: Solve for x
    x = 16,763,856.99/3,604.70
  6. Step 6: Final answer
    x = 4,650.55

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1.5x scale

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.