Home / 3,252.10-4,872.39-2,221.06

Finding the Fourth Proportional to 3,252.10, 4,872.39 and 2,221.06

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Solution

The fourth proportional to 3,252.10, 4,872.39 and 2,221.06 is: 3,327.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252.10 : 4,872.39 = 2,221.06 : x
  2. Step 2: Convert to fraction form
    3,252.10/4,872.39 = 2,221.06/x
  3. Step 3: Cross multiply
    3,252.10x = 4,872.39 × 2,221.06
  4. Step 4: Simplify right side
    3,252.10x = 10,821,870.53
  5. Step 5: Solve for x
    x = 10,821,870.53/3,252.10
  6. Step 6: Final answer
    x = 3,327.66

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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.