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Finding the Fourth Proportional to 3,252.92, 4,489.08 and 1,855.58

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Solution

The fourth proportional to 3,252.92, 4,489.08 and 1,855.58 is: 2,560.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252.92 : 4,489.08 = 1,855.58 : x
  2. Step 2: Convert to fraction form
    3,252.92/4,489.08 = 1,855.58/x
  3. Step 3: Cross multiply
    3,252.92x = 4,489.08 × 1,855.58
  4. Step 4: Simplify right side
    3,252.92x = 8,329,847.07
  5. Step 5: Solve for x
    x = 8,329,847.07/3,252.92
  6. Step 6: Final answer
    x = 2,560.73

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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.