Home / 3,961.83-5,943.06-1,329.35

Finding the Fourth Proportional to 3,961.83, 5,943.06 and 1,329.35

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Solution

The fourth proportional to 3,961.83, 5,943.06 and 1,329.35 is: 1,994.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.83 : 5,943.06 = 1,329.35 : x
  2. Step 2: Convert to fraction form
    3,961.83/5,943.06 = 1,329.35/x
  3. Step 3: Cross multiply
    3,961.83x = 5,943.06 × 1,329.35
  4. Step 4: Simplify right side
    3,961.83x = 7,900,377.10
  5. Step 5: Solve for x
    x = 7,900,377.10/3,961.83
  6. Step 6: Final answer
    x = 1,994.12

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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.