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Finding the Fourth Proportional to 3,352.64, 4,625.95 and 1,936.30

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Solution

The fourth proportional to 3,352.64, 4,625.95 and 1,936.30 is: 2,671.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352.64 : 4,625.95 = 1,936.30 : x
  2. Step 2: Convert to fraction form
    3,352.64/4,625.95 = 1,936.30/x
  3. Step 3: Cross multiply
    3,352.64x = 4,625.95 × 1,936.30
  4. Step 4: Simplify right side
    3,352.64x = 8,957,226.99
  5. Step 5: Solve for x
    x = 8,957,226.99/3,352.64
  6. Step 6: Final answer
    x = 2,671.69

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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.