Home / 3,229.82-4,841.17-1,840.09

Finding the Fourth Proportional to 3,229.82, 4,841.17 and 1,840.09

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Solution

The fourth proportional to 3,229.82, 4,841.17 and 1,840.09 is: 2,758.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.82 : 4,841.17 = 1,840.09 : x
  2. Step 2: Convert to fraction form
    3,229.82/4,841.17 = 1,840.09/x
  3. Step 3: Cross multiply
    3,229.82x = 4,841.17 × 1,840.09
  4. Step 4: Simplify right side
    3,229.82x = 8,908,199.40
  5. Step 5: Solve for x
    x = 8,908,199.40/3,229.82
  6. Step 6: Final answer
    x = 2,758.11

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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.